Legs and center reinforcement made of a 50 x 8 mm (um332: 50 x x16 mm) steel sheet with shiny black oven-baked polyester enamel. two tropical wood boards measuring 170 x 40 mm (um332: 190 x 45 mm) for the seat and a 190 x 40 mm (um332: 245 x 45 mm) board for the backrest, treated with lignus, a fungicide, insecticide and waterproofing agent. Colour finish: mahogany. Bolts: stainless steel. Recommended anchoring: m10 bolts to anchor to the ground, depending on the surface and the project.