Wheelchair/car/office chair cushion: 17.72-inch 3D inflatable cushion, used to relieve coccyx pain, lightweight travel cushion, used to relieve sciatica and bedsores caused by sitting for a long time

Multi-scene use: suitable for a variety of seats such as wheelchairs, automobiles, office chairs, etc., to provide comfortable support for different occasions. Pain relief: Specially designed to reduce the pressure on the coccyx and sciatic nerve and relieve discomfort. Adjustable soft and hard: the inflation adjustment function can easily adjust the hardness to meet different needs. Breathable design: skin-friendly fabric combined with breathable holes, not sultry, keep dry and comfortable. Portable and lightweight: lightweight and easy to carry, easy to use, it is an ideal companion for sitting for a long time.