Spill Berm Bottom Inside Dimensions 20 ft W x 20 ft L Bottom Inside Length 20 ft Bottom Inside Width 20 ft Color Black/Yellow Dimensions 20 ft W x 20 ft L Height 24 in Includes L Bracket Includes Wellhead Hood No Indoor/Outdoor Use Indoor Outdoor Length 20 ft Manufacturer Warranty 1 yr Material Geoloy XR Material Thickness 30 oz Recycled Content ( Percent) No Recycled Content Shape Square Sidewall Support Material Geology/XR Sidewall Type L Bracket