{"product_id":"ultralight-waterproof-envelope-type-goose-down-sleeping-bag-for-backpacking-camping-and-travel","title":"Ultralight Goose Down Sleeping Bag – Waterproof Envelope Style, Rated to -20°C","description":"\u003ch1\u003eUltralight Goose Down Sleeping Bag – Waterproof Envelope Style, Rated to -20°C\u003c\/h1\u003e\n\n\u003cp\u003eWhen temperatures drop and conditions get serious, this ultralight goose down sleeping bag delivers the warmth and protection you need. Filled with premium white goose down and wrapped in a waterproof outer shell, it handles cold-weather camping, backpacking, and travel with ease. Available in four fill weights from 1,100 g to 1,700 g, you can choose the exact level of insulation for your destination and season. The spliceable zipper design lets two bags join together for a double sleeping setup.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Goose Down Fill:\u003c\/strong\u003e White goose down insulation is fluffy, lightweight, and highly compressible — delivering exceptional warmth-to-weight performance in cold conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof Outer Shell:\u003c\/strong\u003e Water-resistant outer fabric protects against light rain, damp ground, and condensation inside tents.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBreathable, Skin-Friendly Lining:\u003c\/strong\u003e Fine, breathable inner lining is comfortable against bare skin for a restful night’s sleep.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpliceable Design:\u003c\/strong\u003e Left and right zipper options allow two bags to be joined together, creating a spacious double sleeping system for couples.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickened Draft Collar \u0026amp; Windscreen:\u003c\/strong\u003e Blocks cold air from entering through the zip, locking in warmth for longer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Hood:\u003c\/strong\u003e Elastic drawstring hood cinches close to the head to prevent cold air from entering at the top.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVelcro Zipper Guard:\u003c\/strong\u003e Prevents accidental zipper opening and adds an extra layer of wind protection at the head.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFoot Vent Zipper:\u003c\/strong\u003e Foot-end zipper can be opened for ventilation in warmer conditions or when using the bag as a quilt.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFully Openable:\u003c\/strong\u003e Can be fully unzipped and used as a duvet or down pad for versatile indoor and outdoor use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemovable Hood:\u003c\/strong\u003e Hood can be detached for easier indoor use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFour Fill Weight Options:\u003c\/strong\u003e 1,100 g, 1,300 g, 1,500 g, or 1,700 g — choose based on your expected temperature range.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFive Color Options:\u003c\/strong\u003e Orange, Red, Green, Blue, or Black.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eFill Material\u003c\/td\u003e\n\u003ctd\u003eWhite Goose Down\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOuter Shell\u003c\/td\u003e\n\u003ctd\u003eWaterproof Fabric\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eLining\u003c\/td\u003e\n\u003ctd\u003eBreathable, Skin-Friendly Fabric\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eStyle\u003c\/td\u003e\n\u003ctd\u003eEnvelope (Spliceable)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSuitable For\u003c\/td\u003e\n\u003ctd\u003eAdults (up to 180 cm height)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSeasons\u003c\/td\u003e\n\u003ctd\u003eSpring, Autumn, Winter (Cold Weather)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e-10°C to -20°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eZipper Options\u003c\/td\u003e\n\u003ctd\u003eLeft \/ Right (spliceable)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAvailable Colors\u003c\/td\u003e\n\u003ctd\u003eOrange \/ Red \/ Green \/ Blue \/ Black\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eUse Cases\u003c\/td\u003e\n\u003ctd\u003eCamping, Backpacking, Travel, Home\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFill Weight Options\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eFill Weight\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1,100 g\u003c\/td\u003e\n\u003ctd\u003eMild cold — autumn camping \u0026amp; cool nights\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1,300 g\u003c\/td\u003e\n\u003ctd\u003eCold conditions — late autumn \u0026amp; early winter\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1,500 g\u003c\/td\u003e\n\u003ctd\u003eVery cold — winter camping \u0026amp; mountain use\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1,700 g\u003c\/td\u003e\n\u003ctd\u003eExtreme cold — sub-zero winter expeditions\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eNote: Fill weight errors of up to 100 g are normal due to automated filling processes. Heavier fill = warmer bag. Choose based on the coldest temperature you expect to encounter.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Sleeping Bag For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWinter Campers\u003c\/strong\u003e who need reliable warmth in sub-zero temperatures\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBackpackers\u003c\/strong\u003e who want a lightweight, compressible down bag for cold-weather trips\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCouples\u003c\/strong\u003e who want to splice two bags together for a shared double sleeping system\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTravellers\u003c\/strong\u003e who need a versatile sleeping bag for hostels, camping, and outdoor adventures\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTall Adults\u003c\/strong\u003e (up to 180 cm) who need a full-length, comfortable sleeping bag\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This Goose Down Sleeping Bag?\u003c\/h2\u003e\n\u003cp\u003eGoose down is the gold standard of sleeping bag insulation — nothing else matches its warmth-to-weight ratio and compressibility. This bag takes that premium fill and pairs it with a waterproof shell, a spliceable zipper system, and a thoughtfully designed hood and draft collar to keep cold air out and warm air in. Whether you’re camping in the Norwegian fjords, the Canadian Rockies, the Swiss Alps, or the Australian highlands in winter, this sleeping bag is built to keep you warm and comfortable through the night.\u003c\/p\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Goose Down Sleeping Bag (choice of fill weight and color)\u003c\/li\u003e\n  \u003cli\u003e1 × Storage Bag\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Trekker Essentials","offers":[{"title":"Orange 1700g \/ CHINA","offer_id":49119028248858,"sku":"14:200006154#Orange 1700g;200007763:201336100","price":254.7,"currency_code":"USD","in_stock":true},{"title":"Red 1700g \/ CHINA","offer_id":49119028281626,"sku":"14:100013777#Red 1700g;200007763:201336100","price":254.7,"currency_code":"USD","in_stock":true},{"title":"Green 1700g \/ CHINA","offer_id":49119028314394,"sku":"14:200006153#Green 1700g;200007763:201336100","price":254.7,"currency_code":"USD","in_stock":true},{"title":"Blue 1700g \/ CHINA","offer_id":49119028347162,"sku":"14:200006156#Blue 1700g;200007763:201336100","price":254.7,"currency_code":"USD","in_stock":true},{"title":"Black 1700g \/ CHINA","offer_id":49119028379930,"sku":"14:200000195#Black 1700g;200007763:201336100","price":254.7,"currency_code":"USD","in_stock":true},{"title":"Green 1500g \/ CHINA","offer_id":49119028412698,"sku":"14:200004890#Green 1500g;200007763:201336100","price":235.83,"currency_code":"USD","in_stock":true},{"title":"Orange 1500g \/ CHINA","offer_id":49119028445466,"sku":"14:200003699#Orange 1500g;200007763:201336100","price":217.75,"currency_code":"USD","in_stock":true},{"title":"Black 1500g \/ CHINA","offer_id":49119028478234,"sku":"14:365016#Black 1500g;200007763:201336100","price":235.83,"currency_code":"USD","in_stock":true},{"title":"Red 1500g \/ CHINA","offer_id":49119028511002,"sku":"14:200005536#Red 1500g;200007763:201336100","price":235.83,"currency_code":"USD","in_stock":true},{"title":"Orange 1300g \/ CHINA","offer_id":49119028543770,"sku":"14:100018786#Orange 1300g;200007763:201336100","price":217.04,"currency_code":"USD","in_stock":true},{"title":"Blue 1500g \/ CHINA","offer_id":49119028576538,"sku":"14:365458#Blue 1500g;200007763:201336100","price":235.83,"currency_code":"USD","in_stock":true},{"title":"Red 1300g \/ CHINA","offer_id":49119028609306,"sku":"14:175#Red 1300g;200007763:201336100","price":217.04,"currency_code":"USD","in_stock":true},{"title":"Green 1300g \/ CHINA","offer_id":49119028642074,"sku":"14:200006151#Green 1300g;200007763:201336100","price":217.04,"currency_code":"USD","in_stock":true},{"title":"Blue 1300g \/ CHINA","offer_id":49119028674842,"sku":"14:200006152#Blue 1300g;200007763:201336100","price":217.04,"currency_code":"USD","in_stock":true},{"title":"Black 1300g \/ CHINA","offer_id":49119028707610,"sku":"14:193#Black 1300g;200007763:201336100","price":217.04,"currency_code":"USD","in_stock":true},{"title":"Green 1100g \/ CHINA","offer_id":49119028740378,"sku":"14:1063#Green 1100g;200007763:201336100","price":198.21,"currency_code":"USD","in_stock":true},{"title":"Orange 1100g \/ CHINA","offer_id":49119028773146,"sku":"14:173#Orange 1100g;200007763:201336100","price":198.21,"currency_code":"USD","in_stock":true},{"title":"Black 1100g \/ CHINA","offer_id":49119028805914,"sku":"14:200002984#Black 1100g;200007763:201336100","price":198.21,"currency_code":"USD","in_stock":true},{"title":"Red 1100g \/ CHINA","offer_id":49119028838682,"sku":"14:10#Red 1100g;200007763:201336100","price":198.21,"currency_code":"USD","in_stock":true},{"title":"Blue 1100g \/ CHINA","offer_id":49119028871450,"sku":"14:29#Blue 1100g;200007763:201336100","price":198.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0875\/6058\/5498\/files\/trekker-essentials-ultralight-waterproof-envelope.webp?v=1770822284","url":"https:\/\/www.trekkeressentials.com\/products\/ultralight-waterproof-envelope-type-goose-down-sleeping-bag-for-backpacking-camping-and-travel","provider":"Trekker Essentials","version":"1.0","type":"link"}