Description:【The latest modified double gel cushion】: 41*36*4cm/16.2*14.2*1.5inch, weight about 1050g/2.3pounds. It is bigger and more comfortable for sitting.Honeycomb design can provide maximum support and comfort while reducing stress. People can sit still for a long time without feeling tired. The gel seat absorb and reduce body pressure .And it also support low back pain caused by prolonged sitting, sitting collapse, pelvic problems.【Double design & Ergonomic design 】: The gel seat cushion is double design, This unique gel honeycomb cooling structure greatly reduces heat transfer between the buttocks and the seat, increases air circulation. it is soft enough， Ergonomic design can provide maximum support and comfort while reducing pre.