Life Sweety Comfortable Seat Cushion – Non-Slip Orthopedic Memory Foam. Condition is New. LxWxH: 17.5 in x 14 in x 2 in More details: 100% Memory Foam Memory foam, especially for medical use--Reasonable design is made of comfortable memory foam material, and the cushion case is made of pure cotton short plush with a zipper. Durable, portable, and easy to clean--Soft enough for your butt yet gives the supportive power. Long-term use can effectively prevent and improve tailbone pain and sciatic nerve pain, improve your sitting posture. Protect and beautify hip curves, and the zippered cover is soft and machine washable for easy cleaning. Designed with a built-in-handle, our cushion is lightweight and portable Non-slip design with lots of non-slip particles, which makes sure the cushion can stay in the same position. The sweet life seat cushion is suitable for office chair, desk chair, kitchen, car seat, airplane, rocking chairs, and wheelchairs.