Improvedby Royale! Light weight, all steel powder coated white frame, this unit is guaranteed to work faster, perform better and last longer than pervious models. It comes with a 36' wide x 4" Diameter PVA foam roller sweep that pushes the water off the court surface. Diameter: WRZ6161 Construction: PVA foam roller & steel powder coated frame Courtmaster Tennis Equipment 143-3153