New, Unused About this product: Socks type from the kotatsu-style socks series that warms your body from your feet. By applying thermal stimulation to the "Sanyinko" acupressure point on the ankle with a special material, you'll feel warm from the inside. You'll be enveloped in warmth like a kotatsu (heated table). *Box not included. [For measures against air conditioning in summer and cold feet in winter] Great for use in situations where your feet tend to get cold, such as desk work in the office, telework, standing work, and housework on cold flooring. Warm material wraps from your calves to your toes, so it's recommended for those who feel the cold easily. [Recommended as a present/gift] Chosen as a gift for family, friends, and loved ones who are suffering from coldness. Birthdays, Mother's Day, Respect for the Aged Day, Christmas... of course, also as a reward for yourself for working hard. For that special someone, ☆When washing, use a laundry net and wash with a neutral detergent. Also, the materials used are excellent in heat retention, but they tend to easily form pills due to friction from wearing and washing. ☆In that case, please take care of it with a pill remover. ☆Size: 23~25cm (for women) ☆Material composition: Acrylic, wool, other ☆Description [Above all, warm.] With a unique knitting method, it warms the Sanyinko acupressure point, which protects against cold, and keeps your toes warm. ☆The "necks" such as ankles, wrists, and neck are points where blood flows intensively. ☆If these points get cold, cold blood will flow through the body, causing the whole body to feel cold. ☆The secret to protecting your body from coldness is in the "necks." For those who... ◎Want to relax ◎Feel cold feet while sleeping ◎Find cold flooring difficult