One size: 2 pieces. Toilet seat cover. Flat external dimensions: 36 x 40 cm. Designed to fit any toilet seat, it is the perfect solution for keeping warm and comfortable all year round Non-slip design: equipped with a zipper for a good fit, easy to install and disassemble, no slope. Besides, with hanging eyelet, more comfortable Ultra Soft and Warm: Thick velor outer material, super soft to the touch, warm your skin, premium super soft fleece helps relieve cold and inconvenience when you use it, perfect for laying on the seat toiletsand all seasons Durable quality: PU leather bottom, waterproof, easy to clean. Good finish and wear resistance. It is washable, comfortable for daily use, a must have for your bathroom Versatile: Designed for all toilet seats, say goodbye to cold toilet seat. An essential seat cushion for home life and for young and old