Top quality: Our ergonomic seat cushion is made of for an ideal sitting position. Furthermore, thanks to our 3D breathable mesh cover, you will feel constant cooling while you sit on the wedge cushion. Our ergonomic seat cushion consists of a high-quality polyurethane memory foam core with a durable outer cover. Removable cover with zipper.Super comfortable sitting: The seat cushion gives you maximum sitting comfort while at the same time ensuring that your posture is optimally upright - absolutely win-win for you & your back. Place the wedge cushion - with the higher side at the back - on your chair & let's go!Replaceable Washable Cover: The back support seat cushion has a hidden zipper so the cushion cover can be easily removed and washed by hand or machine. By the way: our wedge cushion (H 2 to 7.5cm x W 41cm x L 48cm) is available in two stylish colors!Many possible uses: The seat cushion can be used in a variety of ways. It is ideal for, among other things, the office chair in the office, dining room chair or wheelchair. It is also ideal for traveling in the car, plane or train or simply as a booster seat. Thanks to the practical anti-slip base, it doesn't slip. It's not just those who sit a lot who benefit from this. The cushion can be easily transported using a carrying handle.