Norwood Commercial Furniture NOR-STOOLBS-SO Plastic Stack Stools Portable seating has light weight design that makes for a great choice for the classroom, home and office Stack stool great for crowded classrooms Plastic seat is super easy to keep clean 17 3/4-inch seat height is compatible with most standard size activity tables and desks Stackable up to 10 high for easy storage 2 year warranty gives peace of mind 5 stools per set