Size: Approx. 43.3 x 29.5 inches (110 x 75 cm); Material: Filling: Urethane chip, polyester cotton; Cover: 60% polyester, 40% Tencel Lyocell (Made of TencelTM lyocell); Inner Fabric: 100% polyester; Washing: The cover with zipper is fully washable. (Please use a laundry bag. Insert cannot be washed. Never wash it. Note: Due to compressed packaging, it may take some time to restore the size after opening. If there is no stiffness or elasticity after opening, please remove the inner material from the outside and restore it in several hours to several days. ■ The restoration time may vary depending on the room temperature, and the restoration may take around 3 to 5 days depending on the environment. ■The hardness of the urethane may vary slightly depending on the room temperature. ■ The filling may shift, so please adjust the height and other items from the outside with your hand. ■ If you are concerned about the urethane smell, please dry it in the shade in a well-ventilated area. ■Keep it away from fire or high temperature objects. ■Please be careful not to let children play with this product. It may lead to unexpected accidents.