Black socks that provide warmth. These socks are like a kotatsu! Instant purchase OK - Product Name: Warm Socks - Color: Black - Size: 23-25cm - Description: Socks that provide warmth - Usage: Measures against cold - Set Contents: Set of 2 pairs Precautions for use When washing, use a laundry net and wash with a neutral detergent. Also, the material has excellent heat retention, but pilling is likely to occur due to friction during wear and washing. Although it is new and unused, it is a foreign product, so there may be some loose threads. The bag will be sent directly in an envelope. Autumn and Winter, Ladies, Measures against cold Black, Black, Gray, Pink Kotatsu-style, like Kotatsu socks