#okamoto #MeasuresAgainstColdFeet #ThermalStimulation #ComfortableSleepTemperature #Relaxation #Socks #Socks #LegWarmers #Legwear For those who can't sleep due to cold feet. These are sleep-specific socks that warm the ankles and the soles of the feet, where blood vessels are concentrated, leading to a comfortable sleep. Manufacturer: Okamoto Corporation Country of Origin: Japan Material: Acrylic, Wool, Others Color: Gray Size: 22-25cm Reference Price: ¥2,882 ※ Do not tumble dry. ◆ Reference price is based on the lowest new price from major online retailer A (as of December 25, 2025). ◆ The price has been set after careful consideration. Please refrain from price negotiations. ◆ Unopened new product, please purchase with understanding.