Specialized's women's arm warmers are proportionately sized and have trim elements to address the needs of both the casual enthusiast and serious racer. On the inside of the warmer, you will find Specialized's proprietary Therminal fabric on all of the panels for increased warmth. There is also a light elastic band at the to that keeps the warmers in place, but won't irritate sensitive skin on the upper arm. Specialized Therminal Fabric Anatomic paneling to maximize and warmth Elastic band hold warmer in place without irritating sensitive skin Provide optimal thermal qualities in a lightweight fabric Ultimate comfort in a wide variety of conditions Removable bows