The first seamless synthetic floor with official World Squash Federation approval. A high quality 37mm floor construction combines an area elastic wood sub construction by WSF approved Airthrust rubber pads, and two layers 9mm plywood sheets, and the top floor finish with 2mm polyurethane special developed to bring a seamless, durable and level floor with a special mat coat squash finish. Due to characteristics of the polyurethane top floor finish - the floor is better resistant to high air humidity compared to normal maple and beech wood floors, long time lasting and easy to clean from shoe markings.