Converts the Storsystem Quad Tray into a 14 1/2" tall upholstered seat
- Great for classroom, office, home, medical and industrial use. Sturdy, high impact polystyrene material helps protect against shattering.
- Light gray upholstery seat is made of cotton and polyester for easy cleanup.
- FIRA Innovation Award, FIRA Ergonomics Excellence Award and BS5873-4 test level H.