Yaktrax cabin socks one size description soft and cozy the yaktrax cabin socks are designed to give you the ultimate in comfort warmth and performance kick up your feet relax and throw another log on the fire features keep feet warm and toasty plush fibers for superior comfort specifications we have a mixed blend of acrylic nylon polyester and spandex with some types like the outdoor adding wool for extra comfort slippers no nylon explorer no polyester