With FUTURUM PROFORMANCE Leg Warmers Thermo, both men and women can protect themselves against cold and changing weather conditions. The innovative material that they are made from retains heat, so you can manage your body temperature and keep comfortable on cold days. The warmers fit well, even when your legs are moving. They feature silicone grippers to keep them firmly in place during even your hardest efforts. These elastic leg warmers are lightweight and easy to store in your pockets.