Good news for those who find cold feet unbearable when trying to sleep! The long, fluffy fabric gently envelops your feet, and the exceptionally warm long cover protects you from the cold while you sleep. You can slip your feet out without taking it off, making it perfect for trips to the bathroom or kitchen. Because it's thick, it's even fluffier and warmer. The long pile material creates and traps a warm air layer, so you'll feel the difference immediately upon wearing it. ・Fluffy feel, exceptionally warm ・You can slip your feet out, so you can wear slippers ・When it's hot, you can expose your toes to prevent stuffiness ・Relaxed design that doesn't constrict Suitable Size / Weight (approx.) Feet: 23.0-25.5 (cm), Thigh circumference up to 55cm / One foot: 170g Material 100% Polyester