SUPERIOR FABRIC: Our seat chair cushion made of plush material, plush cover provides you maximum comfort and warmth, and it is padded well enough with PP cotton and sponge to supply the support you need, soft and comfortable, with great elasticity, not afraid of extrusion, easy to recover, not easy to deformSize: 55*40*40cm/21.5*15.6*15.6inch RELIEVE PRESSURE OF SEDENTARY: The excellent seat cushion can can keep your arse and back away from coldness.The comfy seat pad can help to relieve the pressure of sedentary, can eccectively relieve common symptoms that due to body weight pressing down on the lower tailbone, eliminating this pressure and help with sciatica relief, hip, tailbone, hemorrhoids,etc OFFERING EXCELLENT BACK SUPPORT: Ergonomic design, promote healthy seat posture, proper lumbar Spine alignment. The super-soft chair pad provides excellent back support, increase blood circulation in the back, and help to relieve pain caused from low back, lumbar, spine, backaches other problems