UltraTech 148" X 63" X 33" Ultra 1000 Containment Sump Black Polyethylene Spill Containment Sump U172832 upper elastic straps dual material design gives this multi band dual material design gives this multi band two in one functionality and style environmental and public safety while the radio is set at the “Alert” mode UltraTech Black Ultra 1000 Containment Sump with 2" drain features 1 piece molded polyethylene construction that offers immense resistance to rust and corrosion with long lasting usage Sump featuring 2" drain is best suitable for use with Ultra self bailer and bailer provides clean storm water to passively drain from the sump while capturing hydrocarbons