Material: Polyester, Diameter: Approx. 30cm, Polyester material, environmentally friendly, flexible, warm in winter. Reusable: Portable, washable (remove the plastic ring before cleaning) and reusable. High flexibility, perfect fit: Can be used with toilet seats of different sizes and shapes, such as round and U-shaped. Installation: Place the ring cover under the toilet seat, pass the cover through the hole and spread it over the toilet seat. Comfort: This blanket is very similar to warmth, due to its good elasticity and shrinkage ability. It can keep you warm in cold weather and is healthy and hygienic.