Seat Sack chair pocket slides onto the back of a chair for instant organization of books, binders, papers and school supplies. Made of a durable poly/cotton laminated fabric construction that is machine washable. Chairs stack easily, without removing the Seat Sack. Pocket measures 19″w x12.5″l with a 2 inch gusset that provides ample storage space to accommodate books, papers, school supplies and more. This high quality, easy to use seat pocket is perfect for use at tables or desks and aides in classroom management. This product is independently tested and meets or exceeds all CPSIA, Prop 65 and flame-resistant testing. See our Seat Sack Sizing Chart for a proper fit. Package includes: 1 Seat Sack Features: Foldable Brand: Seat Sack Color: Purple Assembled Product Weight: 7 oz Manufacturer: SEAT SACK