specification Size: 45 * 31 * 10cm Color: rose red coffin, green, blue, purple, pink, black, sky blue Weight: approx. 620gMaterial jacket: short plush, stretch meshInner material: memory cotton particles Scope of delivery: 1 x seat cushion 1.Shape Up Beautiful Buttock Everyday: Memory Foam Sciatica Pillow, even if you sit for a long time, will hold your prototype and increase blood flow while maintaining support, also keep the skin smooth and supple. 2. Don't collapse while sitting: soft plush material and dual temperature texture for hot and cold weather. Support mats: Even if you sit for a long time, they return to their original shape as soon as you stand up. Seat cushions are not deformed or collapse. Our pillows with washable and breathable covers. 3. APPROVED DOCTOR: Orthopedic soft seat cushion is suitable for back pain and sciatica, hemorrhoid pain or numbness while sitting, injured tailbone, spinal alignment, injured intervertebral discs, piriformis, lumbosacral spondylosis, fibromyalgia, recovery after surgery, posture improvement, posture improvement. 4. Ergonomic: The surface of the back support pillow is ergonomically shaped to distribute the body weight on the seat, this wedge pillow reduces pressure on the tailbone and relieves pain in the sciatic discs and spine. 5.Applicable: The seat cushion can be used anywhere, car, office, sofa, kitchen chair, dining area, travel. Applicable for four seasons, it is durable and not easy to deform. "Note: 1. Please allow a little error due to manual measurement. Please make sure you don't mind before bidding< br> 2. The color may vary depending on the display. Please understand< br> Note: Hello, please pay attention to your shipping address when purchasing products. If your receiving information (such as name, street, house number, doorbell/email without name) is incorrect, the order will not be delivered correctly.)