1.Professional PVC Material--- waterproof friendly material PVC, high quality and durable, 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. 2.Feature---portable foldable and reusable, providing a waterproof bag for that you can put it into your bag or luggage after using because it is light weight and foldable; more convenience and economical, can use it for a long time. Please let them dry naturally; don't put them in the sun exposure. 3.Widely Applications---Indoor, wear it to do Cleaning work. Outdoor, 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. 4.Protection---keep your shoes dry, clean and comfortable in mud spattered, rain and snow. Increase the lifetime of your expensive and beloved footwear.