High-Back Seat Cushions with Backrests

This blue chair cushion consists of a high backrest and a seat cushion. The high backrest provides lumbar support. Each part features straps and a non-slip base. The outer layer is made of breathable mesh or cotton fabric, with foam padding inside. The manufacturing process includes separate cutting, raised backrest, strap stitching, and non-slip base lamination. Suitable for dormitory chairs, car seats, office chairs, dining chairs, kitchen chairs, and rocking chairs.