Endura Freezing Point Winter Cycling Overshoe Booties Fleece lined neoprene construction Rear zip with snapdown puller and Velcro heel tab to ensure snug fit Hard wearing aramid sole and stitching using aramid thread Reflective logo and rear zip panels for ease of use Sizing (Shoe size): S: 5.5-7, M: 7.5-9, L: 9.5-11, XL: 11.5-13, XXL: 13.5-15