Features: Double O hollow design, buttocks sit more rounded. Sitting for great amounts of time, especially with an unsupported pelvis, can cause tons of discomfort. It may result in lower back pain, fatigue, improper sitting posture, and even poor blood circulation. This is why it is always important to that we use chairs or other sitting paraphernalia, that will keep us comfortable and supported all the time. This is where our Dual Comfort Cushion comes in. The Dual Comfort Cushion balances the pelvis and relieves pressure on the tailbone, hips, and spine. It can turn any chair into an ergonomic, posture correcting, and pain-relieving seat. Specifications: Fabric: Plush NOTE: There may be slight color difference or difference between the actual product and the actual product. size: about 45 x 31 x 10cm Material: Memory Foam colour: purple Package Contents: 1 x Seat Cushion Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.