Board - continuous oak grout 3cm thick. Width of slats 4cm+. The board is cleanly sanded on all sides and painted with two coats of OSMO hard wax oil. Base - welded steel frame powder coated. Delivered assembled. Clamp nuts and metric screws are used to connect the plate and base. The legs are fitted with plastic plugs on the bottom. Included in the package is a set of black self-adhesive felts made of fine sheep wool.