Graduation from Wearing Two Pairs! Warm Even on Cold Floors ● Are you pushing yourself too hard, enduring the cold today? ● A must-have item for women with cold feet, using functional fibers that are warm, don't cool down, and don't get stuffy. *Men can also use it. ● These are socks with a 3-layer structure using heat-generating Heat Plus α fibers and macaroni fibers. ● Heat Plus α fibers: Uses Toyobo's moisture-absorbing and heat-generating fiber yarn [eks], which absorbs body moisture and generates heat to warm itself. ● Macaroni fibers: By using macaroni fibers that retain air inside in a pile knit, it creates a double layer of air, trapping heat and keeping you warm. ● Thick type, perfect for preventing cold during outdoor activities in winter. Your calves will be toasty warm. ● High socks. Free size, with a size guide of 23-27cm. One pair per package. Charcoal gray.