Cloudflyer Waterproof Running Shoe Size M 10.5 only worn once. Runs true to size. Lightweight, waterproof and ready for any challenge, this all-weather running shoe provides stability and cushioning for everyday running and everyday runners. It sits on a fusion of technologies that put springy energy and a smooth, natural feel under every stride. Waterproof: protects against rain, puddles and slush to keep feet dry in wet conditions Stability: helps maintain comfortable foot alignment with targeted cushioning and support Removable, cushioned insole allows for custom orthotics Helion™ superfoam cushioning delivers lightweight energy return even in hot and cold temperatures Speedboard™ construction moves naturally with your foot to transform every heel strike into an explosive toe-off CloudTec® sole provides a smooth ride that moves naturally with each stride Reflective details enhance visibility in low light or at night Synthetic and textile upper/textile lining/synthetic sole