Waterproof nylon material, durable and wind proof.
Super soft goose down lining, warm, comfortable and lightweight.
Provide superior thermal retention for your feet.
Elastic cuff concentrates heat effectively.
Can be used as indoor slippers, outdoor socks for sleeping bag, tent.
Made from soft, warm and comfortable goose down, keep your feet nice and warm in cold weathers. A must have for wooden floor, carpet and camping, backpacking, etc.  Features: Waterproof nylon material, durable and wind proof.  Super soft goose down lining, warm, comfortable and lightweight. Provide superior thermal retention for your feet. 82 g / 2.9 oz only,  long wear without fatigue. Elastic cuff concentrates heat effectively. Can be used as indoor slippers, outdoor socks for sleeping bag, tent. Specifications: Material: 20D 400T Nylon Color: Dark blue Size: S / M ( optional ) Packing Size: 11 * 6 * 8 cm / 4.3 * 2.4 * 3.1 in Packing Weight: 82 g / 2.9 oz Package List:  1 * Pair of Booties