1. Premium Fabric: These down sleeping booties uses water proof and breathable 410T 20D nylon housing, which is smooth to the touch and and high density, so you don't have to worry about the down in your thermal down socks running out. The padding is premium soft white duck down to keep your feet comfortable and warm.
2. Warm: 90% down content provides you with an excellent warm experience, duck down, no odor and has high bulk to prevents heat loss. When you put on insulated booties, they gently hug your calves which will keep them on, and there is plenty of room inside for the down to fluff up which is what keeps the heat in.
3. Unique Design: These backpacking booties have extra elastic band, the elastic band above the ankle can effectively prevent the cold wind from blowing into the booties or socks, preventing the cold wind from attacking, keeping your feet and toes warm. You don't have to worry about the dreaded cold weather of sleeping in a tent or sleeping bag in the winter.
4. Multi Use: You can walk directly on the ground wearing it, and you are not afraid of slipping. Besides, you use them while sitting, sleeping, lying, then you will be happy and have warm feet. For those with perennial cold feet, they're lightweight and warm, perfect for hanging out, watching TV and sleeping.
5. Lightweight Design: These down boots are warm, lightweight, water proof and windproof. You can easily pack them into your bag as they compress well. They are a good choice for winter camping, hiking, overnight stays in the car, home, work, and sleep.

Specification:
Item Type: Down Booties
Material: Housing 410T Ultra Light High Density Water Proof Nylon, Lining 410T Ultra Light High Density Nylon, Filling 90% White Duck Down
Fill Power: 600
Applicable Temperature: 0℃-15℃

Package List:
1 Pair x Down Booties
1 x Storage Bag