This sleeping bag will provide you with plenty of comfort and a good night's sleep. It's made for trekking: packed with an advanced blend of down clusters and synthetic fibers, creating an insulation material that has the resilience, sensation, and warmth of down, and the water-resistance of synthetic insulation. Ergonomic design and a range of technical features make it a worthwhile, affordable choice. - Mummy-shaped fit to maximize warmth and reduce weight - Box construction - Ergonomic foot box construction - Ergonomic hood with elastic adjustment for a snug, comfortable fit - Draft collar with elastic adjustment - ¾ side zip with anatomically-shaped curvature for easy reach and access - Left-side zipper placement - Draft tube inside zipper: prevents cold air from entering - Two way YKK zipper - Anti-snag tape to prevent zipper sliders from snagging the fabric - Internal pillow pocket - Internal pocket with zipper - Two hang loops - Four-way compression bag included