{"product_id":"naturehike-mummy-sleeping-bag-winter","title":"Naturehike Mummy Sleeping Bag | Winter Rated -12°C Lightweight MJ300\/MJ600","description":"\u003cstyle\u003e\n.wi{color:#1C1E1F;max-width:720px;margin:0 auto;font-size:16px;line-height:1.7}\n.wi *{box-sizing:border-box}\n.wi .eyebrow{display:flex;align-items:center;gap:12px;margin:0 0 24px}\n.wi .eyebrow .mark{width:24px;height:1px;background:#1C1E1F;flex-shrink:0}\n.wi .eyebrow .txt{font-size:10px;letter-spacing:2.4px;text-transform:uppercase;color:#7E8A80;font-weight:600}\n.wi .lead{font-size:21px;line-height:1.55;letter-spacing:-.24px;color:#333835;margin:0 0 38px;font-weight:400}\n.wi .lead strong{color:#1C1E1F;font-weight:600}\n.wi .tags{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 48px}\n.wi .tag{color:#7E8A80;border:1px solid #E6E4DE;padding:6px 13px;border-radius:999px;font-size:11px;font-weight:500;letter-spacing:.5px}\n.wi .field{background:#ECEAE4;border-radius:14px;padding:6px;margin:0 0 52px}\n.wi .stats{display:grid;grid-template-columns:repeat(4,1fr)}\n.wi .stat{padding:26px 12px 24px;text-align:center;border-right:1px solid rgba(28,30,31,.08)}\n.wi .stat:last-child{border-right:none}\n.wi .stat svg{width:22px;height:22px;stroke:#7E8A80;stroke-width:1.25;fill:none;stroke-linecap:round;stroke-linejoin:round;opacity:.8;margin:0 auto 12px;display:block}\n.wi .stat .val{font-size:21px;font-weight:600;color:#1C1E1F;line-height:1.15;letter-spacing:-.3px}\n.wi .stat .lbl{font-size:10px;color:#8A8681;text-transform:uppercase;letter-spacing:1.5px;margin-top:7px;font-weight:600}\n.wi .notes{background:#ECEAE4;border-left:2px solid #7E8A80;border-radius:0 14px 14px 0;padding:30px 32px;margin:0 0 56px}\n.wi .notes .nlabel{font-size:9px;letter-spacing:2.6px;text-transform:uppercase;color:#7E8A80;font-weight:700;margin:0 0 14px}\n.wi .notes p{font-size:18px;line-height:1.62;letter-spacing:-.1px;color:#37413B;margin:0;font-style:italic}\n.wi .block{margin:0 0 56px}\n.wi h2{display:flex;align-items:baseline;gap:12px;margin:0 0 26px;padding:0 0 14px;border-bottom:1px solid #EAE8E3}\n.wi h2 .num{font-size:10px;color:#7E8A80;font-weight:700;letter-spacing:1.4px;flex-shrink:0}\n.wi h2 .ttl{font-size:12px;text-transform:uppercase;letter-spacing:1.9px;color:#8A8681;font-weight:700}\n.wi .rows{width:100%;border-collapse:collapse}\n.wi .rows tr{border-bottom:1px solid #EAE8E3}\n.wi .rows tr:last-child{border-bottom:none}\n.wi .rows td{padding:15px 12px;vertical-align:baseline;font-size:15px}\n.wi .rows td:first-child{width:38%;color:#8A8681;padding-right:24px;font-weight:400}\n.wi .rows td:last-child{color:#1C1E1F;font-weight:500}\n.wi .feat{padding:22px 14px;border-bottom:1px solid #EAE8E3;border-left:2px solid transparent}\n.wi .feat:last-child{border-bottom:none}\n.wi .feat .fname{font-size:15px;font-weight:600;color:#1C1E1F;margin:0 0 5px}\n.wi .feat .fdesc{font-size:15px;color:#6B6E6C;line-height:1.62;margin:0}\n.wi .molle{display:grid;grid-template-columns:1fr 1fr;gap:0 36px}\n.wi .molle-item{padding:15px 0 15px 18px;border-bottom:1px solid #EAE8E3;font-size:15px;color:#1C1E1F;position:relative}\n.wi .molle-item:before{content:\"\";position:absolute;left:0;top:50%;width:6px;height:1px;background:#7E8A80}\n.wi .close{margin:64px 0 0;padding:36px 0 0;border-top:1px solid #E6E4DE;text-align:center}\n.wi .close .dot{width:4px;height:4px;background:#7E8A80;margin:0 auto 22px;transform:rotate(45deg)}\n.wi .close .line{font-size:17px;color:#555956;font-style:italic;margin:0 0 18px;line-height:1.6}\n.wi .close .sig{font-size:9px;color:#A8A5A0;letter-spacing:2.8px;font-weight:600;text-transform:uppercase}\n@media screen and (max-width:749px){\n.wi .lead{font-size:18px;letter-spacing:-.1px;margin-bottom:30px}\n.wi .field{padding:4px;border-radius:12px}\n.wi .stats{grid-template-columns:1fr 1fr}\n.wi .stat{padding:24px 10px;border-bottom:1px solid rgba(28,30,31,.08)}\n.wi .stat:nth-child(2n){border-right:none}\n.wi .stat:nth-last-child(-n+2){border-bottom:none}\n.wi .notes{padding:26px 24px}\n.wi .notes p{font-size:16px}\n.wi .molle{grid-template-columns:1fr}\n.wi .rows td{font-size:14px;padding:14px 8px}\n.wi .rows td:first-child{width:42%;padding-right:16px}\n.wi .block{margin-bottom:44px}\n}\n\u003c\/style\u003e\n\u003cdiv class=\"wi\"\u003e\n\u003cdiv class=\"eyebrow\"\u003e\n\u003cspan class=\"mark\"\u003e\u003c\/span\u003e\u003cspan class=\"txt\"\u003eWilderness Series · Sleep\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"lead\"\u003eA mummy bag in \u003cstrong\u003etwo warmth ratings — pick your season.\u003c\/strong\u003e MJ300 for 3-season nights down to +4°C, MJ600 for deep winter to −12°C. Contoured to trap heat, compact enough to disappear into your pack.\u003c\/p\u003e\n\u003cdiv class=\"tags\"\u003e\n\u003cspan class=\"tag\"\u003eNaturehike\u003c\/span\u003e\u003cspan class=\"tag\"\u003eMummy Style\u003c\/span\u003e\u003cspan class=\"tag\"\u003eWinter\u003c\/span\u003e\u003cspan class=\"tag\"\u003e−12°C\u003c\/span\u003e\u003cspan class=\"tag\"\u003eLightweight\u003c\/span\u003e\u003cspan class=\"tag\"\u003eBackpacking\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"field\"\u003e\n\u003cdiv class=\"stats\"\u003e\n\u003cdiv class=\"stat\"\u003e\n\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v13M12 21a3 3 0 003-3c0-2-3-5-3-5s-3 3-3 5a3 3 0 003 3z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8 7l4-3 4 3\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cdiv class=\"val\"\u003e−12°C\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eMJ600 Min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat\"\u003e\n\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2v20M4.9 4.9l14.2 14.2M2 12h20M4.9 19.1L19.1 4.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cdiv class=\"val\"\u003e+4°C\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eMJ300 Min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat\"\u003e\n\u003csvg viewbox=\"0 0 24 24\"\u003e\u003crect x=\"3\" y=\"10\" width=\"18\" height=\"5\" rx=\"2.5\"\u003e\u003c\/rect\u003e\u003cpath d=\"M6 10V8M18 10V8\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cdiv class=\"val\"\u003e1.8m\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eLength\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat\"\u003e\n\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3c-3 0-5 2-5 5v10a2 2 0 002 2h6a2 2 0 002-2V8c0-3-2-5-5-5z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cdiv class=\"val\"\u003eMummy\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eDesign\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"notes\"\u003e\n\u003cp class=\"nlabel\"\u003eField Notes\u003c\/p\u003e\n\u003cp\u003eMummy shape isn't about looks — the contoured cut cuts the dead air your body has to heat, which is exactly why it stays warm when a rectangular bag would leave you shivering. Match the model to your coldest expected night, not your average one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"block\"\u003e\n\u003ch2\u003e\n\u003cspan class=\"num\"\u003e01\u003c\/span\u003e\u003cspan class=\"ttl\"\u003eSpecifications\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ctable class=\"rows\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eNaturehike\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModels\u003c\/td\u003e\n\u003ctd\u003eMJ300 (+4°C) \/ MJ600 (−12°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShell\u003c\/td\u003e\n\u003ctd\u003e190T polyester\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation\u003c\/td\u003e\n\u003ctd\u003ePolyester fill\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e1.8 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eMummy-style, compact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeason rating\u003c\/td\u003e\n\u003ctd\u003e3-season \/ winter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest for\u003c\/td\u003e\n\u003ctd\u003eCamping, backpacking, hiking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"block\"\u003e\n\u003ch2\u003e\n\u003cspan class=\"num\"\u003e02\u003c\/span\u003e\u003cspan class=\"ttl\"\u003eKey Features\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"feat\"\u003e\n\u003cp class=\"fname\"\u003eMummy design\u003c\/p\u003e\n\u003cp class=\"fdesc\"\u003eContoured fit reduces dead air space for maximum warmth retention.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feat\"\u003e\n\u003cp class=\"fname\"\u003eDual model range\u003c\/p\u003e\n\u003cp class=\"fdesc\"\u003eMJ300 for mild seasons (+4°C), MJ600 for winter (−12°C).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feat\"\u003e\n\u003cp class=\"fname\"\u003e190T shell\u003c\/p\u003e\n\u003cp class=\"fdesc\"\u003eDurable polyester shell resists wind and light moisture.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feat\"\u003e\n\u003cp class=\"fname\"\u003eCompact pack\u003c\/p\u003e\n\u003cp class=\"fdesc\"\u003eCompresses small — fits easily in a backpack side pocket.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"close\"\u003e\n\u003cdiv class=\"dot\"\u003e\u003c\/div\u003e\n\u003cp class=\"line\"\u003eWarm nights, wherever you wake up.\u003c\/p\u003e\n\u003cp class=\"sig\"\u003eArwe · Wilderness Series\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Arwe","offers":[{"title":"MJ600 - Blue \/ CN","offer_id":52494204961080,"sku":"14:200006151#MJ600 - Blue;200007763:201441035","price":214.27,"currency_code":"CAD","in_stock":true},{"title":"MJ600 - Blue \/ uzbekistan","offer_id":52494204993848,"sku":"14:200006151#MJ600 - Blue;200007763:100015042","price":476.16,"currency_code":"CAD","in_stock":true},{"title":"MJ600 - Brown \/ CN","offer_id":52494205026616,"sku":"14:200002984#MJ600 - Brown;200007763:201441035","price":214.27,"currency_code":"CAD","in_stock":true},{"title":"MJ600 - Brown \/ uzbekistan","offer_id":52494205059384,"sku":"14:200002984#MJ600 - Brown;200007763:100015042","price":476.16,"currency_code":"CAD","in_stock":true},{"title":"MJ600 - Blue \/ Poland","offer_id":52494205092152,"sku":"14:200006151#MJ600 - Blue;200007763:203372089","price":476.16,"currency_code":"CAD","in_stock":true},{"title":"MJ600 - Blue \/ Russian Federation","offer_id":52494205124920,"sku":"14:200006151#MJ600 - Blue;200007763:201336103","price":476.16,"currency_code":"CAD","in_stock":true},{"title":"MJ300 - Blue \/ CN","offer_id":52494205157688,"sku":"14:10#MJ300 - Blue;200007763:201441035","price":311.6,"currency_code":"CAD","in_stock":true},{"title":"MJ300 - Blue \/ uzbekistan","offer_id":52494205190456,"sku":"14:10#MJ300 - Blue;200007763:100015042","price":311.6,"currency_code":"CAD","in_stock":true},{"title":"MJ600 - Brown \/ Poland","offer_id":52494205223224,"sku":"14:200002984#MJ600 - Brown;200007763:203372089","price":476.16,"currency_code":"CAD","in_stock":true},{"title":"MJ600 - Brown \/ Russian Federation","offer_id":52494205255992,"sku":"14:200002984#MJ600 - Brown;200007763:201336103","price":476.16,"currency_code":"CAD","in_stock":true},{"title":"MJ300 - Blue \/ Poland","offer_id":52494205288760,"sku":"14:10#MJ300 - Blue;200007763:203372089","price":311.6,"currency_code":"CAD","in_stock":true},{"title":"MJ300 - Blue \/ Russian Federation","offer_id":52494205321528,"sku":"14:10#MJ300 - Blue;200007763:201336103","price":311.6,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/9088\/9016\/files\/Sa246959b26d94e46a124af158da2434fY.webp?v=1781198563","url":"https:\/\/www.arwe.ca\/products\/naturehike-mummy-sleeping-bag-winter","provider":"Arwe ","version":"1.0","type":"link"}