Thank you for viewing. This is one pair of socks made with extra-thick, heat-retaining rayon material, designed to keep your feet warm with its moisture-absorbing and heat-generating properties. These are quite thick and are intended for indoor use. They warm your ankles well, making them perfect for when you can't sleep because you're cold. - Size: 22-24cm - Material: Rayon - Features: Extra-thick insulation - Effects: Moisture-absorbing heat generation, heat retention Extra-thick, heat-retaining socks with moisture-absorbing and heat-generating functions to combat cold feet. #hakuraku #Okamoto #ColdProtection #Socks