Sierra Designs Women's Synthesis 20 Degree Sleeping Bag

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color : Purple / Grey

Product Overview

Built with SierraLoft synthetic insulation and a lightweight material typically reserved for a higher price point, the Synthesis packs light but hits heavy with its feature set. A dual zipper system makes getting in and out a breeze and gives you room to move about, while the self sealing foot vent lets you vent heat with ease.

  • SierraLoft synthetic insulation provides lightweight warmth
  • Dual zipper system for ease of use
  • Patented self-sealing foot vent provides fast and easy ventilation
  • 20D nylon ripstop fabrics for lighter weight and compressibility


Name Sierra Designs Women's Synthesis 20 Degree Sleeping Bag
Bag Shape Mummy
Size Regular
Length 73 in
Fits To (ft/in) 5 ft 8 in
Hip (in) 58 in
Weight 3 lbs 12 oz
Fill Type (insulation) Synthetic
Interior/Liner Type 20D Nylon Taffeta
Zipper Side Left
Temp (F) 20°(F)
ISO Rated (F) - Limit 20°(F) / -7°(C)
ISO Rated (F) - Comfort 31°(F) / 0°(C)
Sustainability Badge Down certified to the Global Traceable Down Standard (Global TDS)
Country of Origin Imported
Prop 65 Consent Judgement California residents: WARNING: Cancer and Reproductive Harm -