This traditional street acorn is ideal for smaller applications. The fixture is made of vandal resistant clear textured polycarbonate or (DR) dent resistant clear textured acrylic. This fixture measures 12-1/2" x 31-1/4". These fixtures are available with Type III (RE3G) or Type V (RE5G) light distribution. NightSky® Louver Optics are an added option. The Boulevard D640-SR, has a solid roof.