{"product_id":"mountain-equipment-helium-400-daunenschafsack-3-jahreszeiten","title":"Mountain Equipment Helium 400 Down Sheep Sack - 3-season - only 820 g","description":"\u003cp data-end=\"163\" data-start=\"92\"\u003e \u003cstrong data-end=\"163\" data-start=\"92\"\u003eLightweight, warm, compact – your down sleeping bag for three seasons\u003c\/strong\u003e\u003c\/p\u003e\n\n \u003cp data-end=\"817\" data-start=\"165\"\u003eWith the Helium 400, you'll experience the perfect combination of lightness, functionality, and warmth for your next microadventure. This high-quality down sleeping bag is ideal for trekking tours, backpacking trips, and bivouac nights in spring, summer, and autumn. The Helium 400 truly shines on bikepacking tours: its extremely low weight and small pack size make it the perfect choice for anyone who counts every centimeter of storage space and every gram on the go – without compromising on warmth. This sleeping bag will keep you reliably warm even on cool spring or autumn nights.\u003c\/p\u003e\n\n\u003cp data-end=\"884\" data-start=\"819\"\u003e \u003cstrong data-end=\"884\" data-start=\"819\"\u003eIdeal for backpacking trips and mountain adventures\u003c\/strong\u003e\u003c\/p\u003e\n\n \u003cp data-end=\"1394\" data-start=\"886\"\u003eThanks to its light weight of just 820 g and its compressible pack size, the Helium 400 fits easily into any trekking backpack or bikepacking handlebar bag. The high-quality duck down filling (90\/10, 403 g) with a fill power of at least 700 cuin ensures comfortable warmth – even when temperatures drop significantly at night. The robust, PFC-free Helium 20D outer fabric is made from 100% recycled nylon and reliably protects you from the cold and external moisture.\u003c\/p\u003e\n\n\u003cp data-end=\"1438\" data-start=\"1396\"\u003e \u003cstrong data-end=\"1438\" data-start=\"1396\"\u003eTemperature scale and practical assessment\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"1651\" data-start=\"1440\"\u003e The specification \u003cem data-end=\"1481\" data-start=\"1451\"\u003e\"Good Night's Sleep\" at -2 °C\u003c\/em\u003e is a manufacturer's recommendation – based on practical tests and experience – and complements the official EN 13537\/ISO 23537 standard (T-Comf, T-Limit, T-Extreme).\u003c\/p\u003e\n\n\u003cp data-end=\"2000\" data-start=\"1653\"\u003e What does this information mean exactly? \u003cbr data-end=\"1688\" data-start=\"1685\"\u003e\"Good Night's Sleep Temperature\" = Temperature at which you can sleep comfortably without feeling cold – even with prolonged use or under real-world conditions such as:\u003cbr data-end=\"1865\" data-start=\"1862\"\u003e ✅ lightweight sleepwear\u003cbr data-end=\"1895\" data-start=\"1892\"\u003e ✅ thin sleeping mat\u003cbr data-end=\"1915\" data-start=\"1912\"\u003e ✅ possibly damp weather\u003cbr data-end=\"1950\" data-start=\"1947\"\u003e ✅ Fatigue or hypothermia due to daily stages\u003c\/p\u003e\n\n\u003cp data-end=\"2049\" data-start=\"2002\"\u003e The official temperature scale according to the manufacturer:\u003c\/p\u003e\n\n\u003cp data-end=\"2271\" data-start=\"2051\"\u003e ✅ \u003cstrong data-end=\"2063\" data-start=\"2053\"\u003eT-Comf\u003c\/strong\u003e : 2 °C (Eddy's temperature recommendation for this model is 4 to 7 °C)\u003cbr data-end=\"2141\" data-start=\"2138\"\u003e ✅ \u003cstrong data-end=\"2154\" data-start=\"2143\"\u003eTemperature limit\u003c\/strong\u003e : -4 °C (limit for experienced sleepers)\u003cbr data-end=\"2199\" data-start=\"2196\"\u003e ✅ \u003cstrong data-end=\"2214\" data-start=\"2201\"\u003eT-Extreme\u003c\/strong\u003e : -20 °C (emergency area, not suitable as a comfort zone)\u003c\/p\u003e\n\n\u003cp data-end=\"2662\" data-start=\"2273\"\u003e \u003cstrong data-end=\"2310\" data-start=\"2273\"\u003eNote on temperature perception\u003c\/strong\u003e \u003cbr data-end=\"2313\" data-start=\"2310\"\u003eThe temperature ratings are provided by the manufacturer and are standardized. In practice, however, they can vary – especially if you are exhausted, hungry, or wet. The quality of your sleeping mat also has a significant impact, as down compresses at the back and therefore provides less insulation. A good sleeping mat is therefore essential for a warm night.\u003c\/p\u003e\n\n\u003cp data-end=\"2702\" data-start=\"2664\"\u003e \u003cstrong data-end=\"2702\" data-start=\"2664\"\u003eFeatures and technical details\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"3299\" data-start=\"2704\"\u003e ✅ Weight: only 820 g\u003cbr data-end=\"2727\" data-start=\"2724\"\u003e ✅ Filling: 403 g duck down 90\/10, min. 700 cuin\u003cbr data-end=\"2779\" data-start=\"2776\"\u003e ✅ Outer material: 100% recycled Helium 20D, PFC-free\u003cbr data-end=\"2836\" data-start=\"2833\"\u003e ✅ Inner material: 100% recycled supersoft 20D, pleasantly soft\u003cbr data-end=\"2902\" data-start=\"2899\"\u003e ✅ Alpine Fit 2.0 for maximum efficiency and comfort\u003cbr data-end=\"2956\" data-start=\"2953\"\u003e ✅ Angled box chambers for optimal heat distribution\u003cbr data-end=\"3019\" data-start=\"3016\"\u003e ✅ Anatomically shaped hood with 5 chambers\u003cbr data-end=\"3068\" data-start=\"3065\"\u003e ✅ Thermal collar with Gemini system to prevent thermal bridging\u003cbr data-end=\"3121\" data-start=\"3118\"\u003e ✅ Foot section with 4 chambers for warm feet\u003cbr data-end=\"3162\" data-start=\"3159\"\u003e ✅ Zipper: 140 cm, with storm flap and insulating collar \u003cbr data-end=\"3231\" data-start=\"3228\"\u003e✅ Compression stuff sack with roll-top closure \u0026amp; mesh storage bag\u003c\/p\u003e\n\n\u003cp data-end=\"3341\" data-start=\"3301\"\u003e \u003cstrong data-end=\"3341\" data-start=\"3301\"\u003eMore freedom through flexible use\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"3639\" data-start=\"3343\"\u003e Especially on bikepacking tours or ultralight trekking adventures, every gram counts – and that's where the Helium 400 makes all the difference. You save weight without sacrificing comfort. And best of all: you don't need to buy an expensive down sleeping bag to start your tour.\u003c\/p\u003e\n\n\u003cp data-end=\"3984\" data-start=\"3641\"\u003e If you opt for a flexible solution, you can conveniently test this sleeping bag with us. Rent your outdoor gear exactly when you need it – and decide later whether you want to keep it. Rent your outdoor equipment for the duration of your adventure and enjoy the peace of mind that comes with being perfectly equipped.\u003c\/p\u003e\n\n\u003cp data-end=\"4468\" data-start=\"3986\"\u003e \u003cstrong data-end=\"4028\" data-start=\"3986\"\u003eOutdoor equipment for your adventure:\u003c\/strong\u003e \u003cbr data-end=\"4031\" data-start=\"4028\"\u003e\u003ca href=\"https:\/\/www.eddysadventure.de\/collections\/zelte-und-tarps\" class=\"decorated-link\" rel=\"noopener\" data-end=\"4096\" data-start=\"4031\"\u003eTent\u003cspan class=\"ms-0.5 inline-block align-middle leading-none\" aria-hidden=\"true\"\u003e\u003csvg class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\" data-rtl-flip=\"\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" viewbox=\"0 0 20 20\" height=\"20\" width=\"20\"\u003e\u003cpath d=\"M14.3349 13.3301V6.60645L5.47065 15.4707C5.21095 15.7304 4.78895 15.7304 4.52925 15.4707C4.26955 15.211 4.26955 14.789 4.52925 14.5293L13.3935 5.66504H6.66011C6.29284 5.66504 5.99507 5.36727 5.99507 5C5.99507 4.63273 6.29284 4.33496 6.66011 4.33496H14.9999L15.1337 4.34863C15.4369 4.41057 15.665 4.67857 15.665 5V13.3301C15.6649 13.6973 15.3672 13.9951 14.9999 13.9951C14.6327 13.9951 14.335 13.6973 14.3349 13.3301Z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/a\u003e | \u003ca class=\"decorated-link cursor-pointer\" rel=\"noopener\" data-end=\"4168\" data-start=\"4099\"\u003eSleeping bags\u003cspan class=\"ms-0.5 inline-block align-middle leading-none\" aria-hidden=\"true\"\u003e\u003csvg class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\" data-rtl-flip=\"\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" viewbox=\"0 0 20 20\" height=\"20\" width=\"20\"\u003e\u003cpath d=\"M14.3349 13.3301V6.60645L5.47065 15.4707C5.21095 15.7304 4.78895 15.7304 4.52925 15.4707C4.26955 15.211 4.26955 14.789 4.52925 14.5293L13.3935 5.66504H6.66011C6.29284 5.66504 5.99507 5.36727 5.99507 5C5.99507 4.63273 6.29284 4.33496 6.66011 4.33496H14.9999L15.1337 4.34863C15.4369 4.41057 15.665 4.67857 15.665 5V13.3301C15.6649 13.6973 15.3672 13.9951 14.9999 13.9951C14.6327 13.9951 14.335 13.6973 14.3349 13.3301Z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/a\u003e | \u003ca href=\"https:\/\/www.eddysadventure.de\/collections\/isomatten\" class=\"decorated-link\" rel=\"noopener\" data-end=\"4235\" data-start=\"4171\"\u003eSleeping mats\u003cspan class=\"ms-0.5 inline-block align-middle leading-none\" aria-hidden=\"true\"\u003e\u003csvg class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\" data-rtl-flip=\"\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" viewbox=\"0 0 20 20\" height=\"20\" width=\"20\"\u003e\u003cpath d=\"M14.3349 13.3301V6.60645L5.47065 15.4707C5.21095 15.7304 4.78895 15.7304 4.52925 15.4707C4.26955 15.211 4.26955 14.789 4.52925 14.5293L13.3935 5.66504H6.66011C6.29284 5.66504 5.99507 5.36727 5.99507 5C5.99507 4.63273 6.29284 4.33496 6.66011 4.33496H14.9999L15.1337 4.34863C15.4369 4.41057 15.665 4.67857 15.665 5V13.3301C15.6649 13.6973 15.3672 13.9951 14.9999 13.9951C14.6327 13.9951 14.335 13.6973 14.3349 13.3301Z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/a\u003e | \u003ca class=\"decorated-link cursor-pointer\" rel=\"noopener\" data-end=\"4303\" data-start=\"4238\"\u003eBackpacks\u003cspan class=\"ms-0.5 inline-block align-middle leading-none\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\u003c\/a\u003e \u003csvg class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\" data-rtl-flip=\"\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" viewbox=\"0 0 20 20\" height=\"20\" width=\"20\"\u003e\u003cpath d=\"M14.3349 13.3301V6.60645L5.47065 15.4707C5.21095 15.7304 4.78895 15.7304 4.52925 15.4707C4.26955 15.211 4.26955 14.789 4.52925 14.5293L13.3935 5.66504H6.66011C6.29284 5.66504 5.99507 5.36727 5.99507 5C5.99507 4.63273 6.29284 4.33496 6.66011 4.33496H14.9999L15.1337 4.34863C15.4369 4.41057 15.665 4.67857 15.665 5V13.3301C15.6649 13.6973 15.3672 13.9951 14.9999 13.9951C14.6327 13.9951 14.335 13.6973 14.3349 13.3301Z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e| \u003ca class=\"decorated-link cursor-pointer\" rel=\"noopener\" data-end=\"4385\" data-start=\"4306\"\u003eOutdoor clothing\u003cspan class=\"ms-0.5 inline-block align-middle leading-none\" aria-hidden=\"true\"\u003e\u003csvg class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\" data-rtl-flip=\"\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" viewbox=\"0 0 20 20\" height=\"20\" width=\"20\"\u003e\u003cpath d=\"M14.3349 13.3301V6.60645L5.47065 15.4707C5.21095 15.7304 4.78895 15.7304 4.52925 15.4707C4.26955 15.211 4.26955 14.789 4.52925 14.5293L13.3935 5.66504H6.66011C6.29284 5.66504 5.99507 5.36727 5.99507 5C5.99507 4.63273 6.29284 4.33496 6.66011 4.33496H14.9999L15.1337 4.34863C15.4369 4.41057 15.665 4.67857 15.665 5V13.3301C15.6649 13.6973 15.3672 13.9951 14.9999 13.9951C14.6327 13.9951 14.335 13.6973 14.3349 13.3301Z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/a\u003e | \u003ca rel=\"noopener\" class=\"decorated-link cursor-pointer\" data-end=\"4468\" data-start=\"4388\"\u003eMountaineering equipment\u003c\/a\u003e\u003c\/p\u003e","brand":"Mountain Equipment","offers":[{"title":"Regular LZ - height up to 185 cm","offer_id":50215414235467,"sku":"ME-005968 ME-01635","price":13.95,"currency_code":"EUR","in_stock":true},{"title":"Long LZ - height up to 200 cm","offer_id":50215414268235,"sku":"ME-006058 ME-01635","price":14.49,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/9578\/3243\/files\/mountain-equipment-helium-400-daunenschafsack-3-jahreszeiten-nur-820-g-eddys-adventure-gmbh-270766.jpg?v=1724011661","url":"https:\/\/www.eddysadventure.de\/en\/products\/mountain-equipment-helium-400-daunenschafsack-3-jahreszeiten","provider":"Eddy's Adventure GmbH ","version":"1.0","type":"link"}