Front and sides made of varnished pine back plate. Corners of varnished beechwood.Reinforced on the inside with oven-painted metal cross bars. Upper cover upholstered in natural or synthetic leather over D-200 density foam rubber agglomerate. Cover size: 1500 x 400 mm for senior model, 1260 x 320 mm for junior model and 1000 x 260 mm for children’s model. Holes in each of the fronts to transport each section.