Reducing your tiredness and keeping your spine healthy by scientific curvature and non-deform able memory foam when you sitting for extended periods. Our products use popular and advanced memory foam as filling material to achieve solid but soft support given to human back.The ergonomic 3D curve provide suitable curve for spine to relieve pressure and keep healthy.The position of the cushion on the back of the chair could also be regulated to service different height of people as there is an adjustable belt added.The cushions could also be used as seating cushions.