Ultra-Concrete Washout Berm Color Brown Dimensions 2.5 ft x 2.5 ft x 15 in Height 15 in Includes Liner Indoor/Outdoor Use Outdoor Length 30 in Material Cardboard Material Thickness 6 mil Recycled Content ( Percent) No Recycled Content Series Economy Shape Square Sidewall Support Material Cardboard Product Type Ultra-Concrete Washout Berm Spill Capacity gal 50 gal Supports NPDES Compliance No Width 30 in