| RefrigiWear Performance Sock | Burgundy | Ragg Wool/Nylon/Acrylic | XL. RefrigiWear Gloves | Made in USAAnkle and calf support bands for better fit and supportBreathable and moisture-wicking Experience warmth without the drawback of sweaty feet with these performance socks. The Performance Sock is a merino wool, stretch nylon and soft acrylic blend. These socks are moisture wicking with a reinforced toe and heel, along with an ankle support band. 62% Acrylic / 21% nylon / 16% Merino wool / 1% spandex Ankle and calf support bands for better fit and support Durable, friction-fighting... - RefrigiWear Performance Sock | Burgundy | Ragg Wool/Nylon/Acrylic | XL. |