Okamoto Sock Like a with Sleep for Cold Gift Feather Women's Supplement, Kotatsu, Switch, Warm, Sleeping, Relief, (Non-Woven Fabric), Beige, 938-994G

This "Marude Kotatsu" sleep warmer uses patented technology to warm your body from the feet up. Whether you're struggling to sleep because your feet are cold or feeling anxious about having to get to bed, these three sleep switches will warm you right down to your toes, enveloping you in warmth just like a kotatsu. [For cold prevention while sleeping] These socks thoroughly cover the soles of your feet, where blood vessels are concentrated, to keep your feet warm. The open toe design keeps your feet comfortable while sleeping without sweating. [Recommended as a gift] A great gift for those who suffer from colds or trouble sleeping, or for family, friends, and loved ones. Perfect for birthdays, Mother's Day, Respect for the Aged Day, Christmas, and of course as a reward for yourself after a hard day's work. For those you love, this warm and cozy sleep will feel just like a kotatsu. When washing, please use a laundry net and wash with a mild detergent. Also, while the material used has excellent heat retention, it is prone to pilling due to friction during wear and washing. In that case, please use a lint remover. Sizes: 22-25cm (for women). Men's sizes 24cm-27cm can be purchased from the link at the bottom of the page.