... made of strong plywood, with a molded PU (polyurethane) foam pad , covered by high quality fabric. PU foam density of back ... of a strong plywood, with a molded PU(polyurethane) foam pad , covered by superior grade fabric of the customer's choice ... ) or black PP plastic (PU).♦ Optional Accessaries: anti-panic writing table writing pad,seat number,row number, cupholder,book holder,megazine basket,central ...