{"title":"Water filters","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e  \u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-40f69823-da38-47e4-b74f-8a582cc2c0d3-41\" data-testid=\"conversation-turn-369\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e  \u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e  \u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e  \u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e  \u003cdiv data-message-author-role=\"assistant\" data-message-id=\"61353ebf-e0be-4cf3-bd87-944f540682f8\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\"\u003e  \u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e  \u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e  \u003ch3 data-section-id=\"1ar62kr\" data-start=\"241\" data-end=\"299\"\u003eWater filters for trail running, ultras, and fast packing\u003c\/h3\u003e  \u003cp data-start=\"301\" data-end=\"567\"\u003eDuring long trail runs, ultratrails, or fastpacking adventures, it can be handy to take water out along the way. \u003cstrong data-start=\"405\" data-end=\"428\"\u003enatural resources\u003c\/strong\u003e to be able to use. With a \u003cstrong data-start=\"458\" data-end=\"473\"\u003ewater filter\u003c\/strong\u003e you can filter water from, for example, mountain streams or lakes so that it becomes safe to drink.\u003c\/p\u003e  \u003cp data-start=\"569\" data-end=\"783\"\u003eWater filters are compact, lightweight, and therefore easy to take with you in a \u003cstrong data-start=\"646\" data-end=\"669\"\u003etrail vest or backpack\u003c\/strong\u003e.  For long runs in remote areas, this can be a major advantage, because you need to carry less water.\u003c\/p\u003e  \u003ch3 data-section-id=\"m0z0ms\" data-start=\"785\" data-end=\"821\"\u003eWhy use a water filter\u003c\/h3\u003e  \u003cp data-start=\"823\" data-end=\"903\"\u003eWater filters are becoming increasingly popular among trail runners and fastpackers because they:\u003c\/p\u003e  \u003cul data-start=\"905\" data-end=\"1094\"\u003e  \u003cli data-section-id=\"10nx4si\" data-start=\"905\" data-end=\"951\"\u003e  \u003cp data-start=\"907\" data-end=\"951\"\u003ewater out \u003cstrong data-start=\"917\" data-end=\"949\"\u003efilter natural sources\u003c\/strong\u003e\u003c\/p\u003e  \u003c\/li\u003e  \u003cli data-section-id=\"125pu0k\" data-start=\"952\" data-end=\"999\"\u003e  \u003cp data-start=\"954\" data-end=\"999\"\u003ehelp you to \u003cstrong data-start=\"967\" data-end=\"997\"\u003eto carry less water\u003c\/strong\u003e\u003c\/p\u003e  \u003c\/li\u003e  \u003cli data-section-id=\"lvalm2\" data-start=\"1000\" data-end=\"1032\"\u003e  \u003cp data-start=\"1002\" data-end=\"1032\"\u003eare compact and lightweight\u003c\/p\u003e  \u003c\/li\u003e  \u003cli data-section-id=\"c87ved\" data-start=\"1033\" data-end=\"1094\"\u003e  \u003cp data-start=\"1035\" data-end=\"1094\"\u003ebe ideal for \u003cstrong data-start=\"1052\" data-end=\"1094\"\u003elong trails and adventures in the mountains\u003c\/strong\u003e\u003c\/p\u003e  \u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3 data-section-id=\"1m7gyix\" data-start=\"1096\" data-end=\"1127\"\u003eIdeal for long adventures\u003c\/h3\u003e  \u003cp data-start=\"1129\" data-end=\"1171\"\u003eWater filters are often used during:\u003c\/p\u003e  \u003cul data-start=\"1173\" data-end=\"1286\"\u003e  \u003cli data-section-id=\"16xza3r\" data-start=\"1173\" data-end=\"1188\"\u003e  \u003cp data-start=\"1175\" data-end=\"1188\"\u003eultratrails\u003c\/p\u003e  \u003c\/li\u003e  \u003cli data-section-id=\"3b0i65\" data-start=\"1189\" data-end=\"1210\"\u003e  \u003cp data-start=\"1191\" data-end=\"1210\"\u003efastpacking trips\u003c\/p\u003e  \u003c\/li\u003e  \u003cli data-section-id=\"2fwwy6\" data-start=\"1211\" data-end=\"1243\"\u003e  \u003cp data-start=\"1213\" data-end=\"1243\"\u003elong trail runs in the mountains\u003c\/p\u003e  \u003c\/li\u003e  \u003cli data-section-id=\"eki2m9\" data-start=\"1244\" data-end=\"1286\"\u003e  \u003cp data-start=\"1246\" data-end=\"1286\"\u003eadventures with few water points\u003c\/p\u003e  \u003c\/li\u003e  \u003c\/ul\u003e  \u003cp data-start=\"1288\" data-end=\"1371\"\u003eThey offer extra freedom because you can filter water along the way when needed.\u003c\/p\u003e  \u003ch3 data-section-id=\"m823lc\" data-start=\"1373\" data-end=\"1408\"\u003eBuy water filters at trrail.com\u003c\/h3\u003e  \u003cp data-start=\"1410\" data-end=\"1577\"\u003eBee \u003cstrong data-start=\"1414\" data-end=\"1426\"\u003etrrail.com\u003c\/strong\u003e do you find water filters that are suitable for \u003cstrong data-start=\"1471\" data-end=\"1514\"\u003etrail running, ultra running and fast packing\u003c\/strong\u003e.  Compact, reliable, and ideal for long days in nature.\u003c\/p\u003e  \u003cp data-start=\"1579\" data-end=\"1633\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1579\" data-end=\"1633\" data-is-last-node=\"\"\u003eWater filters – drinkable water, wherever you walk.\u003c\/strong\u003e\u003c\/p\u003e  \u003c\/div\u003e  \u003c\/div\u003e  \u003c\/div\u003e  \u003c\/div\u003e  \u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e  \u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e  \u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e  \u003c\/div\u003e  \u003c\/div\u003e  \u003c\/div\u003e  \u003c\/article\u003e  \u003c\/div\u003e  \u003cdiv aria-hidden=\"true\" data-edge=\"true\" class=\"pointer-events-none h-px w-px absolute bottom-0\"\u003e\u003cbr\u003e\u003c\/div\u003e","products":[{"product_id":"hydrapak-filter-cap-vervangingsfilter-waterfilter","title":"Hydrapak Filter Cap 42 MM","description":"\u003cp\u003eClean water directly from your bottle. The filter cap helps remove bacteria and protozoa from natural water during hikes, trail runs, and camping trips.\u003c\/p\u003e\n\u003cp\u003ePractical on remote routes. You notice the advantage especially at streams and water points where no reliable drinking water supply is available. The compact design limits extra gear in your backpack or trail vest.\u003c\/p\u003e\n\u003cp\u003eCheck the connection beforehand. Choose this cap for a suitable 42mm bottle or reservoir, but not if you need protection against salt or chemical contamination.\u003c\/p\u003e\n\u003cp\u003eFor light, self-sufficient trips.\u003c\/p\u003e","brand":"Hydrapak","offers":[{"title":"Default Title","offer_id":43708921184444,"sku":"HP-00979430","price":37.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/hydrapak-filter-cap-vervangingsfilter-42-mm-942692.jpg?v=1729681558"},{"product_id":"hydrapak-ultraflask-2025-soft-flask-waterfilter-500-ml","title":"Hydrapak | Ultraflask+ | Soft Flask + Water Filter | 500ML","description":"\u003ch3 data-start=\"0\" data-end=\"37\"\u003e\u003cstrong data-start=\"4\" data-end=\"35\"\u003eHydrapak UltraFlask™+ 500ml\u003c\/strong\u003e\u003c\/h3\u003e  \u003cp data-start=\"38\" data-end=\"108\"\u003e\u003cstrong data-start=\"38\" data-end=\"106\"\u003eIntegrated water filtration for effortless hydration on the go\u003c\/strong\u003e\u003c\/p\u003e  \u003cp data-start=\"110\" data-end=\"536\"\u003eWith the \u003cstrong data-start=\"117\" data-end=\"148\"\u003eHydrapak UltraFlask™+ 500ml\u003c\/strong\u003e Never again will you have to carry heavy water or worry about the quality of your drinking water. This innovative soft flask combines the reliability of the classic UltraFlask with an integrated filtration system, allowing you to safely drink directly from natural water sources. Ideal for trail runners, hikers, and adventurers seeking lightweight and efficient hydration.\u003c\/p\u003e  \u003ch3 data-start=\"538\" data-end=\"572\"\u003e\u003cstrong data-start=\"542\" data-end=\"570\"\u003eKey Features:\u003c\/strong\u003e\u003c\/h3\u003e  \u003cp data-start=\"573\" data-end=\"1442\"\u003e✅  \u003cstrong data-start=\"575\" data-end=\"599\"\u003eIntegrated filter\u003c\/strong\u003e – Removes 99.999% of bacteria (such as E. coli) and 99.9999% of parasitic cysts (such as Giardia and Cryptosporidium).\u003cbr data-start=\"721\" data-end=\"724\"\u003e✅  \u003cstrong data-start=\"726\" data-end=\"756\"\u003eCapacity of 1,500 liters\u003c\/strong\u003e – The filter can purify up to 1,500 liters of water at a speed of \u0026gt;1L per minute.\u003cbr data-start=\"840\" data-end=\"843\"\u003e✅  \u003cstrong data-start=\"845\" data-end=\"876\"\u003eCompressible \u0026lightweight\u003c\/strong\u003e – Shrinks as you drink to minimize water movement and weighs only \u003cstrong data-start=\"956\" data-end=\"963\"\u003e65g\u003c\/strong\u003e.\u003cbr data-start=\"964\" data-end=\"967\"\u003e✅  \u003cstrong data-start=\"969\" data-end=\"991\"\u003eLarge 42mm opening\u003c\/strong\u003e – Easy to fill at any water source, even with ice or sports drink mixes.\u003cbr data-start=\"1065\" data-end=\"1068\"\u003e✅  \u003cstrong data-start=\"1070\" data-end=\"1087\"\u003eVest Pack Fit\u003c\/strong\u003e – Fits perfectly in most running vests and larger backpack pockets.\u003cbr data-start=\"1155\" data-end=\"1158\"\u003e✅  \u003cstrong data-start=\"1160\" data-end=\"1175\"\u003eHigh flow rate\u003c\/strong\u003e – Self-closing \u003cstrong data-start=\"1191\" data-end=\"1206\"\u003ebite valve\u003c\/strong\u003e prevents leakage and provides effortless hydration.\u003cbr data-start=\"1259\" data-end=\"1262\"\u003e✅  \u003cstrong data-start=\"1264\" data-end=\"1295\"\u003eIncluding backflush adapter\u003c\/strong\u003e – Maintains filter performance by simply backwashing with clean water.\u003cbr data-start=\"1371\" data-end=\"1374\"\u003e✅  \u003cstrong data-start=\"1376\" data-end=\"1399\"\u003e100% BPA \u0026\u0026amp; PVC-free\u003c\/strong\u003e – Safe and environmentally friendly material.\u003c\/p\u003e  \u003ch3 data-start=\"1444\" data-end=\"1479\"\u003e\u003cstrong data-start=\"1448\" data-end=\"1477\"\u003eTechnical specifications:\u003c\/strong\u003e\u003c\/h3\u003e  \u003cul data-start=\"1480\" data-end=\"1736\"\u003e  \u003cli data-start=\"1480\" data-end=\"1513\"\u003e  \u003cstrong data-start=\"1482\" data-end=\"1493\"\u003eContents:\u003c\/strong\u003e 500 ml\/17 fl oz\u003c\/li\u003e  \u003cli data-start=\"1514\" data-end=\"1544\"\u003e  \u003cstrong data-start=\"1516\" data-end=\"1528\"\u003eWeight:\u003c\/strong\u003e 65 g\/2.3 oz\u003c\/li\u003e  \u003cli data-start=\"1545\" data-end=\"1597\"\u003e  \u003cstrong data-start=\"1547\" data-end=\"1562\"\u003eDimensions:\u003c\/strong\u003e 240mm x 70mm\/9.4in x 2.8in\u003c\/li\u003e  \u003cli data-start=\"1598\" data-end=\"1653\"\u003e  \u003cstrong data-start=\"1600\" data-end=\"1614\"\u003eMaterial:\u003c\/strong\u003e TPU, Silicone POM, Hollow Fiber, ABS\u003c\/li\u003e  \u003cli data-start=\"1654\" data-end=\"1736\"\u003e  \u003cstrong data-start=\"1656\" data-end=\"1680\"\u003eOperating temperature:\u003c\/strong\u003e Do not allow to freeze to maintain filter effectiveness.\u003c\/li\u003e  \u003c\/ul\u003e  \u003cp data-start=\"1738\" data-end=\"1983\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe \u003cstrong data-start=\"1741\" data-end=\"1772\"\u003eHydrapak UltraFlask™+ 500ml\u003c\/strong\u003e It's perfect for long trail runs, ultramarathons, and expeditions where you rely on natural water sources. Minimize your weight, maximize your performance, and stay hydrated—anytime, anywhere!\u003c\/p\u003e","brand":"Hydrapak","offers":[{"title":"Default Title","offer_id":55112767373691,"sku":"HP-00979779","price":54.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/hydrapak-ultraflask-2025-soft-flask-waterfilter-500-ml-246252.png?v=1740683217"},{"product_id":"katadyn-ez-clean-membraan-waterfilter-cartridge","title":"Katadyn | EZ-Clean Membrane | Replacement filter","description":"\u003ch2 data-start=\"93\" data-end=\"143\"\u003eKatadyn | EZ-Clean Membrane | Replacement filter\u003c\/h2\u003e  \u003cp data-start=\"145\" data-end=\"483\"\u003e💧 Replacement filter for Katadyn BeFree 1.0L water filter system\u003cbr data-start=\"209\" data-end=\"212\"\u003eStay confident in clear drinking water, wherever you are. The EZ-Clean Membrane is the original replacement filter for your Katadyn BeFree 1.0L soft flask. Made with hollow fiber technology (0.1 micron) that removes bacteria, protozoa, and sediment from your water—without the hassle.\u003c\/p\u003e  \u003cp data-start=\"485\" data-end=\"652\"\u003eThe filter has a capacity of up to 1,000 liters, depending on water quality. And cleaning? Simply shake or rinse in the field – no backflush required.\u003c\/p\u003e  \u003ch3 data-start=\"654\" data-end=\"675\"\u003e🔧 Specifications:\u003c\/h3\u003e  \u003cul\u003e  \u003cli data-start=\"678\" data-end=\"713\"\u003eCompatible with: Katadyn BeFree 1.0L\u003c\/li\u003e  \u003cli data-start=\"716\" data-end=\"780\"\u003eFilter technology: EZ-Clean Membrane™ (hollow fiber, 0.1 micron)\u003c\/li\u003e  \u003cli data-start=\"783\" data-end=\"829\"\u003eFilters: Bacteria, protozoa, dirt and sediment\u003c\/li\u003e  \u003cli data-start=\"832\" data-end=\"859\"\u003eCapacity: up to 1,000 liters\u003c\/li\u003e  \u0026Weight: 35 grams\u003c\/li\u003e  \u003cli data-start=\"881\" data-end=\"926\"\u003eMaintenance: Clean by rinsing or shaking\u003c\/li\u003e  \u003cli data-start=\"929\" data-end=\"937\"\u003eBPA-free\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3 data-start=\"939\" data-end=\"956\"\u003e✅ Pros:\u003c\/h3\u003e  \u003cul\u003e  \u003cli data-start=\"959\" data-end=\"1008\"\u003eEasy replacement – ​​ready to use immediately\u003c\/li\u003e  \u003cli data-start=\"1011\" data-end=\"1075\"\u003eLightweight \u0026amp; compact – ideal for trail runners and fastpackers\u003c\/li\u003e  \u003cli data-start=\"1078\" data-end=\"1128\"\u003eNo backwashing required – just shake and go\u003c\/li\u003e  \u003cli data-start=\"1131\" data-end=\"1166\"\u003eLong-term reliability on the road\u003c\/li\u003e  \u003c\/ul\u003e  \u003chr data-start=\"1168\" data-end=\"1171\"\u003e  \u003ch3 data-start=\"1173\" data-end=\"1193\"\u003e👌 Perfect for:\u003c\/h3\u003e  \u003cp data-start=\"1194\" data-end=\"1349\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e🏃♂️ Trail runners | 🎒 Fastpackers | ⛺️ Hikers | 🌍 Adventurers\u003cbr data-start=\"1258\" data-end=\"1261\"\u003eThose who rely on their BeFree system – and want a fresh, safe filter without any fuss.\u003c\/p\u003e  \u003cp\u003e\u003ciframe title=\"Review: Katadyn BeFree 0,6l waterfilter\" src=\"https:\/\/www.youtube.com\/embed\/Dd4U9e_HlR8\" height=\"398\" width=\"682\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Katadyn","offers":[{"title":"Black \/ One Size","offer_id":55594137289083,"sku":"K8021404*","price":20.0,"currency_code":"EUR","in_stock":false},{"title":"Blue \/ One Size","offer_id":55594128408955,"sku":"K8021405*","price":20.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/katadyn-ez-clean-membrane-vervangingsfilter-2641205.jpg?v=1752073404"},{"product_id":"hydrapak-filter-kit-28-mm","title":"Hydrapak Filter Kit 28 MM","description":"\u003cp\u003eFlexible filtering on the go. The filter can be screwed onto suitable bottles or attached to a \u003ctc\u003eHydraPak\u003c\/tc\u003ereservoir with \u003ctc\u003ePlug-N-Play\u003c\/tc\u003e be linked.\u003c\/p\u003e\n\u003cp\u003eHandy on remote routes. You can drink directly, transfer water, or filter by gravity. You will notice this especially at streams and remote water sources where there is no reliable drinking water supply.\u003c\/p\u003e\n\u003cp\u003eChoose it for bacteria and parasitic cysts. It is suitable for natural fresh water, but not intended for salt water or chemical contamination. Protect the filter from freezing, as cold can damage the membrane.\u003c\/p\u003e\n\u003cp\u003ePractical for self-sufficient trips.\u003c\/p\u003e","brand":"Hydrapak","offers":[{"title":"Default Title","offer_id":56366301053307,"sku":"102123-CHN-1","price":37.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/hydrapak-filter-kit-28-mm-7269794.png?v=1786009048"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/collections\/waterfilters-331187.jpg?v=1732027418","url":"https:\/\/trrail.com\/en\/collections\/water-filters.oembed","provider":"trrail.com","version":"1.0","type":"link"}