Spill Berm Bottom Inside Dimensions 20 ft W x 40 ft L Bottom Inside Length 40 ft Bottom Inside Width 20 ft Color Black/Yellow Dimensions 20 ft W x 40 ft L Height 12 in Includes Wellhead Hood No Indoor/Outdoor Use Indoor Outdoor Length 40 ft Manufacturer Warranty 1 yr Material Geoloy XR Material Thickness 30 oz Recycled Content ( Percent) No Recycled Content Shape Rectangle Sidewall Support Material Geology/XR Sidewall Type Struts with Sleeves Product Type Containment Berm