Specifications:- Overall Dimension(LxWxH): 36 7/16" x 19 11/16" x 2 3/4" (92.5 x 50 x 7 cm)- Channel Size(WxH): 2 9/16" x 1 15/16" (6.5 x 5 cm)- Lid Width: 3/16" (5 mm)- Load Bearing Capacity: 44092 Lbs (20 t)- Material: Pvc, Rubber- Net Weight: 32.3 Lbs (14.65 kg). Package Contents:- 1x 3-Channel Wire Cover Ramp. Notice: - Like all rubber made products, sometimes an out gassing odor may be present since these units are brand new. This odor will dissipate in a few days or weeks. Its recommended to air them outdoors before placing them indoors.