The Vulkan Advanced Elastic Wrist Support is built with Nano Flextra technology that helps the bodies natural healing process to provide extra warmth and comfort to injured muscles. Made with a velcro wrap design for comfort during movement, effective support and compression with an Antibacterial material ensures support stays odour free. Unique heat reataining properties increases blood flow aroud the joints to speed up the bodies natural healing process. Ideal for weak Wrists and slight strains of the tendons and ligaments. One Size.