Memory foam waist pillow made of space cotton, gentle on the skin and designed with health in mind. The cover is removable and washable with a zipper. - Product Name: Memory Foam Waist Pillow - Material: Space Cotton - Features: Gentle on the skin - Properties: Memory effect - Health: For preventing lower back pain Approximately 55cm wide, 25cm long, and 4.5-5cm high. After purchase, I opened it but never used it and stored it in the box. There is a tear in a part of the box. Thank you for looking.