{"product_id":"filtsipy-water-filter-straw","title":"FiltSipy Water Filter Straw","description":"\u003cspan\u003eWorried About Unsafe Water While Trekking or During Emergencies?\u003c\/span\u003e\u003cbr\u003e\u003ch2\u003eNever run out of pure, safe drinking water in the British wild.\u003cbr\u003e\u003cspan\u003eContaminated streams, heavy water bottles, and emergency supply cuts put your health at risk.\u003c\/span\u003e\n\u003c\/h2\u003e\u003cp\u003eWhether wild camping in the Scottish Highlands, hillwalking across the Lake District, or preparing a home emergency kit, access to clean drinking water is essential. Carrying heavy water bottles weighs you down, while natural streams often harbour invisible bacteria, sediment, and micro-particles.\u003cspan\u003eFiltSipy utilises advanced 0.01μm hollow fibre membrane filtration\u003c\/span\u003eto transform murky freshwater into crisp, drinkable water instantly—up to 5,000 litres per straw with zero chemicals or batteries.\u003c\/p\u003e\u003ch4\u003eContaminated Natural Waterways\u003c\/h4\u003e\u003cp\u003eEven picturesque UK streams and rivers can harbour agricultural run-off, sediment, and harmful waterborne microorganisms.\u003c\/p\u003e\u003ch4\u003eHeavy, Cumbersome Rucksacks\u003c\/h4\u003e\u003cp\u003eLugging litres of bottled water adds immense weight to your backpack, causing fatigue and slowing down your outdoor treks.\u003c\/p\u003e\u003ch4\u003eSudden Tap Water Outages\u003c\/h4\u003e\u003cp\u003eBurst mains and severe UK weather events can leave your household without safe running water for days on end.\u003c\/p\u003e\u003cspan\u003eStay Hydrated with FiltSipy\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/images.unsplash.com\/photo-1519689680058-324335c77eba?w=480\u0026amp;h=580\u0026amp;fit=crop\u0026amp;crop=center\"\u003e\u003cbr\u003e\u003cspan\u003eHeavy Bottles, Chemical Tablets \u0026amp; High Risk of Waterborne Illness\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOrdinary Hydration Methods\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e0.01μm Ultra-Filtration, 5,000L Capacity \u0026amp; 28mm Bottle Compatible\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFiltSipy Water Filter Straw\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLimitless Pure Hydration\u003c\/span\u003e\u003cbr\u003e\u003ch2\u003eDrink safely from any freshwater stream, lake, or tap\u003cspan\u003ewherever adventure takes you\u003c\/span\u003e.\u003c\/h2\u003e\u003cp\u003eEngineered for British wild campers, hikers, and home emergency kits, the FiltSipy Water Filter Straw ensures instant access to clean drinking water. Featuring a medical-grade 0.01μm hollow fibre membrane, each straw filters out sediment, silt, and waterborne micro-contaminants for up to 5,000 litres. With a universal 28mm dual thread, it attaches directly to standard water bottles, squeeze pouches, or lets you drink straight from natural sources.\u003c\/p\u003e\u003cspan\u003eBefore\u003c\/span\u003e\u003cbr\u003e\u003ch3\u003eWithout FiltSipy\u003c\/h3\u003e\u003cspan\u003eCarrying kilos of heavy bottled water on long UK hillwalks\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRelying on chemical purification tablets that leave a foul chlorine taste\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRisking severe stomach bugs from untreated river or stream water\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eZero emergency water backup during UK mains cuts or severe floods\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAfter\u003c\/span\u003e\u003cbr\u003e\u003ch3\u003eWith FiltSipy\u003c\/h3\u003e\u003cspan\u003eUltralight 13.5cm design clips easily onto your pocket or rucksack\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eInstant pure water straight from freshwater sources with zero chemical taste\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMassive 5,000-litre filtration lifespan per straw for years of use\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDual-thread compatibility connects directly to standard 28mm bottles\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e0.01μm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHollow Fibre Pore Size\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e5,000L\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCapacity Per Straw\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e13.5cm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUltra-Compact Length\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e100%\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBPA-Free Food Grade\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHigh-Performance Outdoor Filtration\u003c\/span\u003e\u003cbr\u003e\u003ch2\u003ePrecision British Engineering for Outdoor Hydration.\u003cbr\u003e\u003cspan\u003ePure, safe, and refreshing water wherever you explore.\u003c\/span\u003e\n\u003c\/h2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/d4e2ae-e3c3-c124-f6fd1a056b63.webp?v=1792922032\"\u003e\u003cbr\u003e\u003ch3\u003e0.01μm Hollow Fibre Membrane\u003c\/h3\u003e\u003cp\u003eFilter out fine sediment, microplastics, silt, and biological particulates with high precision. FiltSipy features an\u003cspan\u003eultra-dense 0.01-micron hollow fibre membrane\u003c\/span\u003ethat purifies freshwater instantly without chemicals.\u003c\/p\u003e\u003cspan\u003eEliminates turbidity, sediment, and micro-particles effortlessly\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eZero chemical aftertaste, iodine, or chlorine tablets needed\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSmooth, effortless high-flow suction for easy direct sipping\u003c\/span\u003e\u003cbr\u003e\u003ch3\u003eUniversal 28mm Dual-Thread Design\u003c\/h3\u003e\u003cp\u003eVersatile connectivity designed for the real world. The\u003cspan\u003e28mm standard screw thread\u003c\/span\u003econnects tightly to common mineral water bottles, standard soft flasks, and gravity squeeze bags.\u003c\/p\u003e\u003cspan\u003eScrews directly onto most standard 28mm threaded plastic bottles\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCompatible with outdoor squeeze pouches and gravity systems\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDrink directly from natural springs, becks, and tarns\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/21fbbd-ef03-d20d-bc2ce504f2b4.webp?v=1792922015\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/be153b-f7ba-a349-72569c1ace13.webp?v=1792922004\"\u003e\u003cbr\u003e\u003ch3\u003e5,000-Litre Long-Life Capacity\u003c\/h3\u003e\u003cp\u003eBuilt for long expeditions and years of dependable use. Each individual FiltSipy straw delivers a\u003cspan\u003emassive 5,000-litre filtration capacity\u003c\/span\u003e, offering months of reliable outdoor hydration per unit.\u003c\/p\u003e\u003cspan\u003eMassive 10,000L combined capacity with the Buy 1 Get 1 Free pack\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eZero moving parts or electronic components that can fail\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEasily backwashed with clean water to maintain optimal flow rate\u003c\/span\u003e\u003cbr\u003e\u003ch3\u003eCompact 13.5cm BPA-Free Body\u003c\/h3\u003e\u003cp\u003eEngineered for maximum portability and durability. Measuring just\u003cspan\u003e13.5 × 3cm and crafted from food-grade BPA-free materials\u003c\/span\u003e, it packs easily into any pocket, jacket, or emergency grab-bag.\u003c\/p\u003e\u003cspan\u003eWeighs mere grams to keep your pack light on steep ascents\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eIncludes handy carabiner clip and neck lanyard for quick access\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDurable dust cap keeps the drinking mouthpiece clean and hygienic\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/255836-d050-3d9f-58f25846fa54.webp?v=1792921989\"\u003e\u003cbr\u003e\u003cspan\u003eEffortless Operation\u003c\/span\u003e\u003cbr\u003e\u003ch2\u003eEnjoy crystal-clean water in\u003cspan\u003e3 simple steps\u003c\/span\u003e.\u003c\/h2\u003e\u003cp\u003eNo setup, batteries, or waiting times required. FiltSipy delivers instant clean water straight out of your pocket.\u003c\/p\u003e\u003ch4\u003eUncap \u0026amp; Prepare\u003c\/h4\u003e\u003cp\u003eRemove the protective dust caps from both ends of the FiltSipy filter straw to expose the drinking tip and intake.\u003c\/p\u003e\u003ch4\u003eConnect or Submerge\u003c\/h4\u003e\u003cp\u003eInsert the bottom directly into freshwater, or screw it onto any standard 28mm water bottle or compatible squeeze pouch.\u003c\/p\u003e\u003ch4\u003eSip \u0026amp; Enjoy\u003c\/h4\u003e\u003cp\u003eSip gently through the mouthpiece or squeeze the bottle for immediate, crystal-clear, refreshing hydration.\u003c\/p\u003e\u003cspan\u003eOrder Your FiltSipy Bundle Today\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFiltSipy in Action\u003c\/span\u003e\u003cbr\u003e\u003ch2\u003eDependable Hydration Across the UK\u003cspan\u003eIn Any Environment\u003c\/span\u003e.\u003c\/h2\u003e\u003cimg src=\"https:\/\/images.unsplash.com\/photo-1614732414444-096e5f1122d5?w=600\u0026amp;h=600\u0026amp;fit=crop\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/images.unsplash.com\/photo-1446776811953-b23d57bd21aa?w=600\u0026amp;h=600\u0026amp;fit=crop\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/images.unsplash.com\/photo-1462331940025-496dfbfc7564?w=600\u0026amp;h=600\u0026amp;fit=crop\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/images.unsplash.com\/photo-1451187580459-43490279c05a?w=600\u0026amp;h=600\u0026amp;fit=crop\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/images.unsplash.com\/photo-1419242902214-272b3f66ee7a?w=600\u0026amp;h=600\u0026amp;fit=crop\"\u003e\u003cbr\u003e\u003cspan\u003eBUY 1 GET 1 FREE — LIMITED UK STOCK\u003c\/span\u003e\u003cbr\u003e\u003ch3\u003eFiltSipy Water Filter Straw\u003c\/h3\u003e\u003cp\u003ePortable 0.01μm Hollow Fibre Water Filter Straw Bundle\u003c\/p\u003e\u003cspan\u003e4.9\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e(1,420 reviews)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e0.01μm hollow fibre membrane removes sediment \u0026amp; particles\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUp to 5,000 litres capacity per straw (10,000L total bundle)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e28mm dual-thread fits standard bottles \u0026amp; squeeze bags\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eIncludes 2 blue straws, clips, and lanyards (BPA-free)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eClaim Buy 1 Get 1 Free Now\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFree UK Tracked Delivery\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e30-Day Money-Back Guarantee\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHydration Method Comparison\u003c\/span\u003e\u003cbr\u003e\u003ch2\u003eWhy British outdoor enthusiasts choose\u003cspan\u003eFiltSipy\u003c\/span\u003e.\u003c\/h2\u003e\u003cp\u003eHeavy bottled water wastes rucksack space and chemical tablets ruin the natural taste of fresh mountain water. FiltSipy gives you instantaneous, high-flow filtration with standard 28mm bottle compatibility and a huge 5,000L capacity.\u003c\/p\u003e\u003cspan\u003eSwipe to compare\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eKey Feature\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFiltSipy (2-Pack)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTOP RATED UK WATER FILTER\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePurification Tablets\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCarried Bottled Water\u003c\/span\u003e\u003cbr\u003e\u003ctd\u003eFiltration Method\u003c\/td\u003e\u003cspan\u003e0.01μm Hollow Fibre Membrane\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHarsh chlorine\/chemical additives\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eNone (Pre-packaged single use)\u003c\/span\u003e\u003cbr\u003e\u003ctd\u003eTotal Capacity\u003c\/td\u003e\u003ctd\u003eDrinking Speed \u0026amp; Convenience\u003c\/td\u003e\u003cspan\u003eInstant high flow; drink directly or screw to bottle\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMust wait 30–60 mins for chemicals to work\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLimited to what you physically carry\u003c\/span\u003e\u003cbr\u003e\u003ctd\u003eWeight \u0026amp; Portability\u003c\/td\u003e\u003ctd\u003eBottle Compatibility\u003c\/td\u003e\u003ctd\u003eTaste Quality\u003c\/td\u003e\u003ctd\u003eDurability \u0026amp; Materials\u003c\/td\u003e\u003cspan\u003eBPA-free food grade, dust-proof caps\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFoil blister packs degrade in damp weather\u003c\/span\u003e\u003cbr\u003e\u003ctd\u003ePeace of Mind\u003c\/td\u003e\u003cspan\u003eReliable hydration in remote hills and emergencies\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLeaves chemical residue and foul taste\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDangerous when supply runs out mid-trail\u003c\/span\u003e\u003cbr\u003e\u003ctd\u003eTotal Investment\u003c\/td\u003e\u003cspan\u003e£39 (2 Straws BOGO)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e£78\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e£15 - £25 (Single-use ongoing cost)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e£30+ per multi-day trek + heavy weight\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e5,000L\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePer Straw Capacity\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e0.01μm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMicro-Filtration\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e28mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUniversal Thread\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSwitch to FiltSipy Today\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUK Customer Reviews\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e4.9 out of 5\u003c\/span\u003e\u003cbr\u003e\u003cp\u003eBased on\u003cspan\u003e1,420+\u003c\/span\u003ereviews from British hikers and campers\u003c\/p\u003e\u003cspan\u003e99% Recommend\u003c\/span\u003e\u003cbr\u003e\u003cp\u003eBased on verified UK purchases\u003c\/p\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/bf71c1-9651-daf6-afc8b2cb0fa9.webp?v=1792922093\"\u003e\u003cbr\u003e\u003cspan\u003e@mark_cumbria\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/001bab-34ca-f1fd-9c99a1154722.webp?v=1792922094\"\u003e\u003cbr\u003e\u003cspan\u003e@claire_aberdeen\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/9a531a-4712-2029-1fe1ec87331b.webp?v=1792922095\"\u003e\u003cbr\u003e\u003cspan\u003e@richard_somerset\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/f7bf3f-b4ab-30e1-dd68798c160a.webp?v=1792922101\"\u003e\u003cbr\u003e\u003cspan\u003e@helen_yorkshire\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/a58d1c-0684-b4c6-5a4bb7cdc379.webp?v=1792922103\"\u003e\u003cbr\u003e\u003cspan\u003e@graham_norfolk\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/7e0e50-9440-fc09-62f87efb7111.webp?v=1792922105\"\u003e\u003cbr\u003e\u003cspan\u003e@fiona_highlands\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTap to view full size\u003c\/span\u003e\u003cbr\u003e\u003cp\u003e\"Used the FiltSipy throughout a 4-day trek across the Lake District fells. It screwed straight onto my standard water bottle and the stream water tasted completely fresh and crisp. Saved me carrying kilos of extra weight.\"\u003c\/p\u003e\u003cspan\u003eJM\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eJames M.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCumbria, UK\u003c\/span\u003e\u003cbr\u003e\u003cp\u003e\"Brilliant bit of kit for wild camping in the Scottish Highlands. The flow rate is surprisingly fast and direct drinking from burns was effortless. Having two in the pack means my partner and I both have one.\"\u003c\/p\u003e\u003cspan\u003eEW\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEmma W.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEdinburgh, UK\u003c\/span\u003e\u003cbr\u003e\u003cp\u003e\"Kept one in my hiking backpack and the second in our household emergency grab-bag. High quality build, BPA-free, and great peace of mind if our local water supply ever fails.\"\u003c\/p\u003e\u003cspan\u003eDT\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDavid T.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eYorkshire, UK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e4.9\u003cspan\u003e\/5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAverage UK Customer Rating\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e99\u003cspan\u003e%\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWould Recommend to Friends \u0026amp; Family\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e22\u003cspan\u003eK+\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUK Trekkers \u0026amp; Homes Prepared\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e24\u003cspan\u003ehr\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDedicated UK Customer Care\u003c\/span\u003e\u003cbr\u003e\u003ch2\u003e30-Day\u003cspan\u003eClean Water Peace of Mind\u003c\/span\u003eGuarantee\u003c\/h2\u003e\n\u003cp\u003eTest FiltSipy on your wild camps, trail hikes, or outdoor expeditions for 30 full days. If you are not completely delighted by its crisp water flow, lightweight portability, and ease of use, return it for a prompt, hassle-free refund.\u003c\/p\u003e\n\u003cspan\u003e0.01μm Hollow Fibre Filtration\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDedicated UK Customer Support\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUp to 5,000L Pure Water Per Straw\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003cbr\u003e\u003ch2\u003eGot Questions?\u003cspan\u003eWe Have Answers\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cspan\u003eHow does the FiltSipy water filter straw work?\u003c\/span\u003e\u003cbr\u003e\u003cp\u003eFiltSipy contains a high-density 0.01-micron hollow fibre membrane. When you sip or squeeze water through the straw, micro-pores block sediment, silt, microplastics, and microorganisms while allowing clean, crisp water molecules to pass through naturally.\u003c\/p\u003e\n\u003cspan\u003eCan I screw it onto ordinary water bottles in the UK?\u003c\/span\u003e\u003cbr\u003e\u003cp\u003eYes! FiltSipy features standard 28mm threading that fits directly onto most disposable mineral water bottles (such as standard supermarket water bottles), hydration soft flasks, and compatible squeeze pouches.\u003c\/p\u003e\n\u003cspan\u003eHow long will each filter straw last?\u003c\/span\u003e\u003cbr\u003e\u003cp\u003eEach straw filters up to 5,000 litres of freshwater depending on water clarity. With the Buy 1 Get 1 Free deal, you receive two straws with a combined capacity of up to 10,000 litres—providing years of hydration.\u003c\/p\u003e\n\u003cspan\u003eDoes it require batteries or replacement filter cartridges?\u003c\/span\u003e\u003cbr\u003e\u003cp\u003eNo. FiltSipy operates entirely on physical suction and water pressure. It requires zero batteries, no electricity, and no expensive replacement cartridges or chemical treatment tablets.\u003c\/p\u003e\n\u003cspan\u003eHow do I clean and maintain the straw after use?\u003c\/span\u003e\u003cbr\u003e\u003cp\u003eAfter your hike, simply flush clean water backwards through the mouthpiece (backwashing) to dislodge trapped particles, shake out excess moisture, leave it to air dry, and snap the protective dust caps back on.\u003c\/p\u003e\n\u003cspan\u003eWhat is included in the Buy 1 Get 1 Free package?\u003c\/span\u003e\u003cbr\u003e\u003cp\u003eYou will receive 2 complete FiltSipy Water Filter Straws in blue, each equipped with protective end caps, a sturdy carrying clip\/carabiner, and a durable neck lanyard for convenient outdoor carry.\u003c\/p\u003e\n\u003cp\u003eStill have questions about FiltSipy water filter straws?\u003c\/p\u003e\n\u003cspan\u003eContact UK Customer Support\u003c\/span\u003e\u003cbr\u003e\u003ch2\u003eBe Ready for Every Trek \u0026amp; Emergency with FiltSipy\u003c\/h2\u003e\n\u003cp\u003eJoin thousands of British hikers, wild campers, and prepared households who rely on FiltSipy for pure, instant hydration. Buy 1 Get 1 Free with free tracked UK delivery.\u003c\/p\u003e\n\u003cspan\u003eClaim Buy 1 Get 1 Free Today\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFree UK Tracked Delivery\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e30-Day Money-Back Guarantee\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e4.9\/5 UK Customer Rating\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e","brand":"ShopSpark","offers":[{"title":"Blue \/ Buy 1 Get 1 Free (2 PCS)","offer_id":60591331115294,"sku":"SPRK59213-BLU-2pcs","price":78.0,"currency_code":"GBP","in_stock":true},{"title":"Orange \/ Buy 1 Get 1 Free (2 PCS)","offer_id":60591331148062,"sku":"SPRK59213-ORG-2pcs","price":78.0,"currency_code":"GBP","in_stock":true},{"title":"Yellow \/ Buy 1 Get 1 Free (2 PCS)","offer_id":60591331180830,"sku":"SPRK59213-YEL-2pcs","price":78.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/9868\/7774\/files\/filt-sipy-img-01.jpg?v=1790067431","url":"https:\/\/shopspark.co.uk\/products\/filtsipy-water-filter-straw","provider":"ShopSpark","version":"1.0","type":"link"}