Petty Cabin Bearcat Mini Series Waterproof Shoe Covers 1. Material: Environmental PVC. Not deform, fall down and slip. 2. Available color: S(EUR:35-36), M(EUR:37-38), L(EUR:39-40). 3. It can be recycled and used 1 year above. (In normal use) 4. After wear the covers on your shoes even dont need to change, you can keep away water, mud and protect your shoes. 5. NOTICE: It is not suitable for too width or too large shoes, just like snow boots.