This shoe & boot cover made of 100% premium silicone rubber, which ensures durability for use and environmental protection. Shoe cover is also equipped with particular tread mechanism for preventing sole slipping. High elastic silicone shoe cover can be flexibly stored in a wallets or bags, not occupy space, easy to carry. Stretchy material fits all people shoes, easy to put on and remove. This waterproof shoes cover is designed for in rain, slush, snow, mud/ puddles. It can provide protection against dirt & salt.Colors:Assorted.Size:11.53"*7.08"*0.03".