High-Quality Construction: Made from durable, water-resistant 20D nylon and filled with 800 fill power pure white goose down for optimal warmth.

Lightweight Design: Weighs only 1.7 lb|0.79 kg for the extra-large size, making it exceptionally light and portable for all your backpacking needs.

Ultra-Compact: Easily compressible into a small tote bag measuring just 14 × 6 × 6 in | 35 × 16 × 16 cm, ensuring it fits comfortably in your backpack.

Versatile Temperature Range: Warm enough for temperatures ranging from 32℉ to 42.8℉, ideal for three-season use.

Multipurpose Use: Can be used as a large down blanket or mat when unzipped, and two sleeping bags can be joined together for two-person use.

Advanced Features: Features a unique envelope and mummy combination design for extra warmth around the head and roominess in the lower body.