Description: - Seat Cushion: Hollow design, breathable and relaxed buttocks, fit the curve of the buttocks, more comfortable to sit for a long time

- Material: Waterproof material,soft, comfortable, durable, easy to clean

- Inflatable Donut Cushion: Distributes your weight evenly and reduces while sitting

Seat Cushion with good air tightness,easy to use and store

- Size: 45

5cmx39cmx11cm/17

91inchx15

35inchx4

33inch - Portable and Durable: Sitting Tailbone Pad is lightweight and portable, suitable for trains, airplane seats, office chairs, road trips and more

Package Includes:1 Piece Donut Pillow Seat Cushion Note:Please allow slightly errors due to manual measurement and different monitors