Silicone Imported Elastic closure ??Professional PVC Material—100% waterproof friendly material PVC, high quality and durable, high anti-slip performance and reusable, Wide mouth design; easy to put on and off; Good elasticity of the surrouding on the top; easy for you to adjust to the degree of tightness. ??More importantly, it can prevent heat stroke and improve work efficiency. ??Widely Applications—Indoor, wear it to do Cleaning work. Outdoor, wear it to ride the motorcycle, put on it to School Office Garden Park Farm Disneyland Golf Course Forest etc on rainy or snow days. Perfect for Traveling Cycling Walking Camping Shooting Hiking Fishing Running outside. ??Stylish and practical, rain and snow, rain, waterproof, non-slip, dustproof. ??Protection—keep your shoes dry, clean and comfortable in mud spattered, rain and snow. Increase the lifetime of your expensive and beloved footwear.