Stabilicers are ice grippers designed for use by individuals with walking or balance disabilities. Made with Vibram soles, these oversoles fit securely over most shoes or boots. The tread pattern and 34 case-hardened, replaceable metal cleats provide dependable traction on ice and snow as the traction tread outsole and cleats simultaneously contact walking surface. The hand-stitched nylon straps and hook-and-loop closures adjust to fit. OPTIONS: Replacement cleats. SIZES:Extra extra small (fits women's sizes 406); extra small (fits men's sizes 5-6 and women's sizes 6.5-8); small (fits men's sizes 6-8 and women's sizes 7.5-9.5); medium (fits men's sizes 8-10.5 and women's sizes 9.5-11); large (fits men's sizes 10.5-12.5); extra large (fits men's sizes 12.5-14); and extra extra large (fits men's sizes 15-16).