Canari Men's Cyclewear Tt Contoured Arm Warmers 80% Wool, 17% Nylon, 3% Spandex Imported Thermo regulating fabric for wicking and temperature control Contoured fitting arm warmers using Arctic fabric Signature Canary silicone gripper at bicep Articulated paneling and flat lock stitching for comfort and fit Contoured fit for right and left specific