Oak (Quercus spp.), thickness: - 9/16" w/3 mm veneer, width - 5-3/4", lengths: Random (24"-73"), finish - Wire Brushed, PEARLTOUCH UV-cured Urethane and Aluminum Oxide finish, 32-year Residential Warranty. FSC certified, E0 air quality rating. Installation - T&G; float-in, glue or staple down.