1.School chair back pocket made of Premium 600D Polyester, heavy-duty, washable. Dimesions:18.9inch(H), 15.7 inch(W). Multiple Pockets: 2 large pockets + 4 small tool pockets + 1 nametag pocket. We have upgrated the product to avoid side ripping. 2.Easily slide seat back pocket on the back of a chair to instantly storage books, papers, pens, school supplies and more. 3.A small clear label pocket allows each chairback buddy to display a name tag, which can be easily changed to use for different students year after year. 4.Available in both a blue/red or blue/yellow color combination, this large chair back organizer can match a variety of classroom decoration.This sturdy seat back organizer perfect for childrens to keep their school supplies sorted and within easy reach.