SKU: SS20532V Down Treatment: Hydrophobic Fill Power: 650 Fill Weight: 820g (based on size Regular) Insulation Type: Down Weighs: 1290g (Regular) Comfort Limit: -18°C Zip Length: 3/4 Length Zip Position: Left Zip Type: Mummy Packed with features needed for cold-weather camping, the Thermarest Questar 0 Down Sleeping Bag offers supreme comfort and versatility. Thermarest says: When you need feature-packed comfort for frigid backcountry condi… Questar 0 Down Sleeping Bag