Size & Packaging Kyaringtso tufted chair cushions are "U" shaped, the front is square with rounded back, measuring 17" x 16". The kitchen chair cushions set of 4 are vacuum packed, each vacuum bag comes with 2 seat cushions. It may take up to 48 hours to regain its original shape. Premium Materials The cover of the kitchen chair cushions is soft and comfortable. And 100% polyester high resilience filling can offer additional support to your back and tailbone. Non-slip Attached ties can helps to keep the chair pads for dining chairs in place, so you can worry less about readjusting them.