The Economy L-Bracket Containment Berm series stars first-class chemical, rip, tear and puncture resistance. They can weather extreme terrain for ultimate application use.- inexpensive and economical- easy for fast set-up and response- compact storage and transport- tested welds for maximum strength and performanceGround Pads (Part #: SCGP55) and TracMat (Part #: SCTM55) also available to provide additional protection to prolong the life of your Berm. Part#SCLB55