
Hyperlite Mountain Gear · Sleeping Bags
The 20-Degree Mummy Bag features 1000 fill power grey goose down with a DWR finish for maximum loft and insulation. Its 3-dimensional baffles create 2.75-inch loft for efficient heat retention. The ultralight 7D micro-ripstop nylon shell and lining ensure durability and breathability. Draft tubes and cinch cords seal in warmth, while a parka-style hood and continuous horizontal baffles provide a secure fit and adjustable insulation. A small chest pocket offers convenient storage.