Student study desk with three work surface shape options. MODEL SHAPE HEIGHT DESK P5X6 Rectangle 24''-33'' Adj 20''x26'' P5X7 Soft Rectangle 24''-33'' Adj 20''x26'' P5X8 Teaming 24''-33'' Adj 20''x26''OPTIONSPermaTuff EdgePlywood Core Work SurfaceSolid Plastic Work SurfaceBlack EdgeNon-Skid GlidesQ-Ball GlidesSteel Glides