Craft Sportswear Unisex Body Control Reflective Logo Ergnomic Arm Warmer 100% Other Fibers Imported Smooth, lightweight and elastic fabric for freedom of movement Elastic silicone grippers keep the arm warmers in place Ergonomically placed seams follow the moving body Softly Brushed inside for enhanced comfort and thermoregulation Reflective logo Craft is the official apparel and footwear sponsor of Spartan Race