Designed for higher-education classrooms, the 910 Series Hard Plastic Combo Desks by USA Capitol provide a rock-solid, long-lasting stationary solution for the lecture-style classroom. A steel bookrack is included beneath the chair to help store students' belongings, reducing classroom floor clutter. The work surface and seat are made from solid molded thermo-set plastic with smooth molded edges and permanent color throughout thickness, ensuring this unit can stand up to even the toughest environments. Both seat and back are attached through punched holes in tubular frame using self-tapping screws into four uniformly drilled holes. Frame is chrome plated after all welding is complete.