{"product_id":"swallow-ul-20-30","title":"Swallow UL 20\/30","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eHands down the most popular bag we've ever made, and for good reason. Compared to other mummy bags in the market, the Swallow is the ideal combination of light-weight warmth with room to sleep thanks to a more relaxed cut (more spacious than the Hummingbird, narrower than the Swift). The Swallow is the definition of an ideal all-around backcountry sleeper that can satisfy a wide range of three-season conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMummy shape (medium width) with #5 YKK two-way, separating zipper with locking sliders\u003c\/li\u003e\n\u003cli\u003ePassive collar provides an extra cushion of down around your neck to trap the heat\u003c\/li\u003e\n\u003cli\u003eTrapezoidal footbox allows your feet to fall in a natural pose without compressing the sides\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePertex® Diamond Fuse 15 denier footbox lining that offers more abrasion protection for more nights at camp\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eContinuous baffles let you position the insulation where you need it\u003c\/li\u003e\n\u003cli\u003e3D contoured hood opens wide for warm nights and cinches tight when the temps start to drop\u003c\/li\u003e\n\u003cli\u003eGenerous draft tube prevents cold air from seeping past the zipper\u003c\/li\u003e\n\u003cli\u003eIncludes storage bag \u0026amp; stuff sack\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Feathered Friends","offers":[{"title":"20º \/ Regular \/ Flame","offer_id":52304291627290,"sku":"7923","price":659.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0219\/8156\/files\/Screenshot2026-06-01at12.18.26PM.png?v=1780341512","url":"https:\/\/shop.alpineinstitute.com\/products\/swallow-ul-20-30","provider":"The Equipment Shop at American Alpine Institute","version":"1.0","type":"link"}