{"product_id":"equinox-ultralite-mummy-bivi-sack","title":"Equinox Ultralite Mummy Bivi Sack","description":"\u003ch4\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Equinox Ultralite Mummy Bivi Sack is an ultralight, minimalist shelter accessory designed to provide weather-resistant protection for adventurers who want lightweight gear without sacrificing function. Made from super-tenacious 1.1 oz silicone-impregnated ripstop nylon, it features a waterproof bottom layer and a water-repellent, breathable top that shields you and your sleeping bag from moisture, rain, dew, and wind while helping reduce condensation and weight. Its mummy shape with a mid-length zipper makes it easy to enter and exit, and the bivy packs down small and light — perfect for backpacking, bikepacking, thru-hikes, or minimalist camping where every ounce counts.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUltralight Construction:\u003c\/strong\u003e Made from 1.1 oz silicone-impregnated ripstop nylon for maximum durability at minimal weight.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWaterproof \u0026amp; Breathable:\u003c\/strong\u003e Tough waterproof bottom plus a water-repellent top that breathes to help minimize interior moisture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMummy Style:\u003c\/strong\u003e Snug mummy shape fits close around your sleeping bag — great for warmth retention and packability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMid-Length YKK Zipper:\u003c\/strong\u003e Provides easy access and ventilation control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact \u0026amp; Packable:\u003c\/strong\u003e Rolls up very small to fit in backpacks or travel kits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLightweight Shelter Upgrade:\u003c\/strong\u003e Ideal complement to lightweight tents or used solo under tarps or open skies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Equinox\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel \/ Type:\u003c\/strong\u003e Ultralite Mummy Bivi Sack\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch4\u003eMaterial\u003c\/h4\u003e\n1.1 oz silicone-impregnated ripstop nylon\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eShape:\u003c\/strong\u003e Mummy bivy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eZipper:\u003c\/strong\u003e Mid-length YKK\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e ~0.35 lb (~6.6 oz \/ ~188 g)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePack Size:\u003c\/strong\u003e ~7.5″ × 3″ × 2″ (compact mesh bag)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUse Cases:\u003c\/strong\u003e Backpacking, hiking, bikepacking, minimalist camping, emergency shelter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMade In:\u003c\/strong\u003e USA (commonly noted on product listings)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"EQUINOX","offers":[{"title":"Default Title","offer_id":49753706528906,"sku":"146240","price":81.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0672\/0287\/5530\/files\/products-06e10b9fe18d3dd10f1730db2ec0d335-146240.jpg?v=1784340895","url":"https:\/\/insideoutsidegear.com\/products\/equinox-ultralite-mummy-bivi-sack","provider":"Inside Outside Gear","version":"1.0","type":"link"}