Down Booties Warm Socks for Men Women Sleeping Sock for Backpacking Cozy Camping Sleeping Bag Tent Down Slippers Foot Warmer

Premium Fabric: These down sleeping booties uses water proof and breathable 410T 20D nylon housing, which is 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 down to keep your feet comfortable and warm. Warm: 90% down content provides you with an excellent warm experience, 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 s plenty of room inside for the down to fluff up which is what keeps the heat in. Unique Design: These backpacking booties have extra elastic band, the elastic band 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. Item Type: Down Booties Material: Housing 410T Light High Density Water Proof Nylon, Lining 410T Light High Density Nylon, Filling 90% White Down Fill Power: 600 Applicable Temperature: 0 celsius -15 celsius