· One size fits all is not a term you normally want associated with education but in this case it is a good thing. This set of 3 adjustable height student desk and chair sets is recommended for children from elementary through high school· Black plastic seats and backs are slatted for air flow· Black pedestal frames with adjustable height legs, Anti-Slip floor caps to prevent slippage and reduce noise· Modern style student desk and chair set for elementary and high school grades· PRODUCT MEASUREMENTS (3): Desk Size: 23.625"W x 17.75"D x 28.25-31.5"H; Book Box Size: 17.625"W x 14"D x 5.75"H; Chair Size: 16.25"W x 15.25"D x 30-32.5"H; Back Size: 15"W x 14.75"H; Seat Size: 16.25"W x 14.25"D x 16.25-18.5"H