The castelli tempesta leg warmers provide warmth and protection on wet weather rides a waterproof 360 reflective fabric around the lower section improves visibility when you ride at night or in poor visibility riding conditions designed to be worn with shorts under the tempesta 34 pant and over waterproof booties the tempesta leg warmers ensure rain runs right off complete with giro3 leg grippers to keep the warmers secure and an ankle zip to prevent water from entering ad key fe