Polypropylene Classroom Stackable Chair Seat Color: Red, Seat Height: 12" Age Level: 3 years - 7 years. Style Notes: Red (RD). Materials: Heavy-Duty Plastic. Assembly: No Assembly Required. Assembled Dimensions: 12.80" x 15.25" x 21.60". Assembled Weight: 4.80 lbs. Other Dimensions: Seat Height: 12". Warranty: 5-Year (Limited).