[Soft Foam ] Our seat cushion is crafted with premium soft foam to ensure optimal comfort and support. It is perfect for office chair, home seat, car seat, airplane seat. When you take a long journey, you can take it with you.Unlike other seat cushions, it remains pliable even in the winter months to make it the perfect chair pad for year-round use [Large Size Cushion] TranquilRelax seat cushion measures 17.71x16.14 x3 inches. The extra spacious design enhances your comfort and conforms to your body. The pad has a removable and breathable mesh cover to ensure optimal air flow and to prevent discomfort caused by sweat during prolonged sitting [Non-slip Bottom]The non-slip bottom ensures that it will securely stay it in place.This seat cushion has a curve edge, which is more ergonomic and fits your body [Multiple Uses] Our chair pad fits all types of chairs or seats. The large size office seat cushion provides greater comfort and support for legs and hips, to alleviate sciatica, ta