{"product_id":"sea-to-summit-trek-womens-down-sleeping-bag","title":"Sea to Summit Trek Women's Down Sleeping Bag","description":"\u003cmeta charset=\"UTF-8\"\u003e\u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003ctitle\u003eTrek Women's Down Sleeping Bag\u003c\/title\u003e\u003cstyle\u003e\n@import url('https:\/\/fonts.googleapis.com\/css2?family=Barlow+Condensed:wght@400;600;700;800\u0026family=Barlow:wght@300;400;500;600\u0026display=swap');\n:root { --black: #0a0a0a; --white: #ffffff; --mid: #f5f5f5; --border: #e8e8e8; --muted: #999; --body: #222; }\n* { box-sizing: border-box; margin: 0; padding: 0; }\n.spur-wrap { font-family: 'Barlow', sans-serif; background: var(--white); color: var(--black); max-width: 1100px; margin: 0 auto; padding: 48px 24px; }\n.spur-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 48px; border-bottom: 1px solid var(--border); padding-bottom: 24px; flex-wrap: wrap; gap: 12px; }\n.spur-title { font-family: 'Barlow Condensed', sans-serif; font-size: clamp(28px, 5vw, 48px); font-weight: 800; letter-spacing: -0.02em; line-height: 1; text-transform: uppercase; }\n.spur-meta { font-size: 12px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }\n.tab-radio { display: none; }\n.tab-nav { display: flex; gap: 4px; margin-bottom: 32px; flex-wrap: wrap; }\n.tab-nav label { font-family: 'Barlow Condensed', sans-serif; font-size: 14px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 10px 24px; background: var(--mid); color: var(--muted); border: 1px solid var(--border); cursor: pointer; transition: all 0.15s; border-radius: 2px; display: inline-block; user-select: none; }\n.tab-nav label:hover { color: var(--black); border-color: #aaa; }\n.spur-panels .tab-panel { display: none; }\n#tab-desc:checked ~ .tab-nav label[for=\"tab-desc\"],\n#tab-key:checked ~ .tab-nav label[for=\"tab-key\"],\n#tab-specs:checked ~ .tab-nav label[for=\"tab-specs\"],\n#tab-care:checked ~ .tab-nav label[for=\"tab-care\"] { background: var(--black); color: var(--white); border-color: var(--black); }\n#tab-desc:checked ~ .spur-panels .desc-panel { display: block; }\n#tab-key:checked ~ .spur-panels .key-panel { display: block; }\n#tab-specs:checked ~ .spur-panels .specs-panel { display: block; }\n#tab-care:checked ~ .spur-panels .care-panel { display: block; }\n.spur-panel p { font-size: 14px; font-weight: 300; line-height: 1.7; color: var(--body); margin-bottom: 16px; }\n.desc-intro { font-size: 16px; font-weight: 400; line-height: 1.65; color: var(--body); margin-bottom: 28px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }\n.key-section { border-bottom: 1px solid var(--border); padding: 16px 0; }\n.key-section:last-child { border-bottom: none; }\n.key-title { font-family: 'Barlow Condensed', sans-serif; font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 6px; }\n.key-desc { font-size: 14px; font-weight: 300; color: var(--body); line-height: 1.5; }\n.spec-row { display: grid; grid-template-columns: 220px 1fr; border-bottom: 1px solid var(--border); }\n.spec-key { font-size: 12px; font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted); padding: 12px 16px 12px 0; }\n.spec-val { font-size: 14px; font-weight: 300; color: var(--body); padding: 12px 0; line-height: 1.5; }\n.spec-category { font-family: 'Barlow Condensed', sans-serif; font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; margin: 24px 0 8px 0; color: var(--muted); }\n.spec-category:first-child { margin-top: 0; }\n@media (max-width: 600px) { .spec-row { grid-template-columns: 1fr; } .spec-key { padding-bottom: 2px; } .spec-val { padding-top: 0; padding-bottom: 12px; } }\nhtml[data-theme=\"dark\"] { --black: #f0f0f0; --white: #0a0a0a; --mid: #1a1a1a; --border: #333; --muted: #888; --body: #ccc; }\nhtml[data-theme=\"dark\"] .spur-panels { background: var(--white); }\nhtml[data-theme=\"dark\"] .key-section { border-color: var(--border); }\nhtml[data-theme=\"dark\"] .spur-header { border-color: var(--border); }\nhtml[data-theme=\"dark\"] .desc-intro { border-color: var(--border); }\nhtml[data-theme=\"dark\"] .spec-row { border-color: var(--border); }\nhtml[data-theme=\"dark\"] .tab-nav label { background: #1a1a1a; color: #888; border-color: #333; }\n\u003c\/style\u003e\u003cscript src=\"chrome-extension:\/\/idnnbdplmphpflfnlkomgpfbpcgelopg\/inpage.js\" id=\"xverse-wallet-provider\" data-is-priority=\"true\"\u003e\u003c\/script\u003e\u003cdiv class=\"spur-wrap\"\u003e\n\u003cdiv class=\"spur-header\"\u003e\n\u003cdiv class=\"spur-title\"\u003eTrek Women's Down Sleeping Bag\u003c\/div\u003e\n\u003cdiv class=\"spur-meta\"\u003e650+ Duck Down · Women's Specific Fit · 2 Temp Ratings · 2 Sizes · Free-Flow Zip\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cinput type=\"radio\" name=\"spur-tabs\" id=\"tab-desc\" class=\"tab-radio\" checked\u003e\u003cinput type=\"radio\" name=\"spur-tabs\" id=\"tab-key\" class=\"tab-radio\"\u003e\u003cinput type=\"radio\" name=\"spur-tabs\" id=\"tab-specs\" class=\"tab-radio\"\u003e\u003cinput type=\"radio\" name=\"spur-tabs\" id=\"tab-care\" class=\"tab-radio\"\u003e\u003cdiv class=\"tab-nav\"\u003e\n\u003clabel for=\"tab-desc\"\u003eDescription\u003c\/label\u003e\u003clabel for=\"tab-key\"\u003eKey Features\u003c\/label\u003e\u003clabel for=\"tab-specs\"\u003eSpecifications\u003c\/label\u003e\u003clabel for=\"tab-care\"\u003eCare\u003c\/label\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spur-panels\"\u003e\n\u003c!-- DESCRIPTION PANEL --\u003e\u003cdiv class=\"tab-panel desc-panel\"\u003e\u003cp class=\"desc-intro\"\u003eThe Women's Trek is a roomy, semi-rectangular down sleeping bag built around a women's-specific shape — narrower at the shoulders, wider through the hips for natural side sleeping, and insulated where women need it most. Available in two temperature ratings and two lengths, it pairs the versatile Free-Flow Zip system with duck down for travel, car camping, and comfort-first backpacking trips.\u003c\/p\u003e\u003c\/div\u003e\n\u003c!-- KEY FEATURES PANEL --\u003e\u003cdiv class=\"tab-panel key-panel\"\u003e\n\u003cdiv class=\"key-section\"\u003e\n\u003cdiv class=\"key-title\"\u003eWomen's-Specific Shape\u003c\/div\u003e\n\u003cdiv class=\"key-desc\"\u003eNarrower shoulders cut weight and bulk; wider hip-to-knee area allows a natural side-sleeping position without compressing insulation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"key-section\"\u003e\n\u003cdiv class=\"key-title\"\u003eInsulation Mapped for Women\u003c\/div\u003e\n\u003cdiv class=\"key-desc\"\u003eDown fill is distributed to add warmth in areas where women typically sleep colder, improving real-world thermal efficiency.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"key-section\"\u003e\n\u003cdiv class=\"key-title\"\u003eSemi-Rectangular Comfort Fit\u003c\/div\u003e\n\u003cdiv class=\"key-desc\"\u003eBroader cut than the technical Ascent gives room to shift, store a pillow or clothes inside, and sit up partially without feeling constricted.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"key-section\"\u003e\n\u003cdiv class=\"key-title\"\u003eFree-Flow Zip System\u003c\/div\u003e\n\u003cdiv class=\"key-desc\"\u003eOpen progressively for ventilation — arm hole, full side zip, flat quilt. Snap the shoulders and open the footbox to wear the bag around camp on warm evenings.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"key-section\"\u003e\n\u003cdiv class=\"key-title\"\u003eVersatile Temp Range\u003c\/div\u003e\n\u003cdiv class=\"key-desc\"\u003eTwo ratings — 30°F and 15°F — cover shoulder-season backpacking, summer alpine nights, car camping, and winter travel.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"key-section\"\u003e\n\u003cdiv class=\"key-title\"\u003eDuck Down with Damp Resistance\u003c\/div\u003e\n\u003cdiv class=\"key-desc\"\u003eRDS-certified 650+ fillpower duck down with a non-PFAS Ultra-Dry Down treatment holds loft in damp mornings and condensation-prone shelters.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"key-section\"\u003e\n\u003cdiv class=\"key-title\"\u003eRecycled Polyester Shell\u003c\/div\u003e\n\u003cdiv class=\"key-desc\"\u003e20D recycled polyester shell with non-PFAS DWR blocks wind and light moisture, and the soft polyester liner sits comfortably against skin.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"key-section\"\u003e\n\u003cdiv class=\"key-title\"\u003ePairs with Unisex Trek\u003c\/div\u003e\n\u003cdiv class=\"key-desc\"\u003eZips to a Unisex Trek for shared warmth across a couple's quilt-and-bag setup.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SPECIFICATIONS PANEL --\u003e\u003cdiv class=\"tab-panel specs-panel\"\u003e\n\u003cdiv class=\"spec-category\"\u003eTemperature Variants\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e30°F \/ -1°C\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003eRegular · Long\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e15°F \/ -9°C\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003eRegular · Long\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-category\"\u003eWeight (Total)\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e30°F Regular\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e1,239 g \/ 43.7 oz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e30°F Long\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e1,418 g \/ 50.0 oz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e15°F Regular\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e1,612 g \/ 56.9 oz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e15°F Long\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e1,800 g \/ 63.5 oz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-category\"\u003eFill Weight\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e30°F Regular\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e556 g \/ 19.61 oz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e30°F Long\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e655 g \/ 23.1 oz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e15°F Regular\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e800 g \/ 28.22 oz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e15°F Long\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e925 g \/ 32.63 oz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-category\"\u003eCompressed Volume\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e30°F Regular\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e9.3 L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e30°F Long\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e11.3 L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e15°F Regular\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e12.8 L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e15°F Long\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e14.3 L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-category\"\u003eTemperature Rating (Women's ISO Comfort)\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e30°F Variants\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e-1°C \/ 30°F\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003e15°F Variants\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e-9°C \/ 16°F\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-category\"\u003eRecommended User Height\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003eRegular\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003eup to 170 cm \/ 66.93 in\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003eLong\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003eup to 183 cm \/ 72.05 in\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-category\"\u003eMaterials\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003eShell\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e100% Recycled 20D Polyester (non-PFAS DWR)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003eLining\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e100% Polyester\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003eInsulation\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003eRDS-certified 650+ Fillpower Duck Down, 80\/20, non-PFAS Ultra-Dry Down treated\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003eStuff Sack\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003e100% Nylon (excluding trims)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003eSide Zipper\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003eYKK #3, full length, two sliders\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003eFoot Zipper\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003eYKK #5\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-category\"\u003eWhat's Included\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-key\"\u003eIn Box\u003c\/div\u003e\n\u003cdiv class=\"spec-val\"\u003eCompression stuff sack, storage cube\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- CARE PANEL --\u003e\u003cdiv class=\"tab-panel care-panel\"\u003e\n\u003cp\u003eStore uncompressed in a dry, breathable bag between trips to preserve down loft.\u003c\/p\u003e\n\u003cp\u003eSpot-clean the shell with mild down-safe soap; air dry thoroughly before packing.\u003c\/p\u003e\n\u003cp\u003eFor full washes, use a front-loading washer on gentle cycle with a down-specific detergent; tumble dry on low heat with clean tennis balls to break up down clumps.\u003c\/p\u003e\n\u003cp\u003eAvoid prolonged direct sunlight and high heat to protect the DWR treatment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"torrent-scanner-popup\" style=\"display: none;\"\u003e\u003c\/div\u003e","brand":"Sea to Summit","offers":[{"title":"Blue Atoll \/ -1C|30F Regular","offer_id":52743332364608,"sku":"S3013","price":364.0,"currency_code":"USD","in_stock":true},{"title":"Blue Atoll \/ -9C|15F Regular","offer_id":52743332397376,"sku":"S3023","price":414.0,"currency_code":"USD","in_stock":true},{"title":"Blue Atoll \/ -1C|30F Long","offer_id":52743332430144,"sku":"S3014","price":394.0,"currency_code":"USD","in_stock":true},{"title":"Blue Atoll \/ -9C|15F Long","offer_id":52743332462912,"sku":"S3024","price":444.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7487\/5549\/files\/S3013_9398b758-18e3-4c01-81b8-a67015538774.jpg?v=1783364465","url":"https:\/\/spokex.com\/products\/sea-to-summit-trek-womens-down-sleeping-bag","provider":"SX Collective","version":"1.0","type":"link"}