Make-A-Berm™ allows for spill containment to be installed around difficult to move equipment, spill-prone areas or areas where a standard-shaped berm wont' work. Corner pieces are key to providing a full spill containment. The corner pieces are easily attached to the berm pieces with the use of vinyl cement. Non-absorbent modified Yellow PVC coated fabric provides a highly resistant barrier to contain oils, gasoline, acids and other liquids. Justrite® Make-A-Berm™ Corner Set, Standard, For Use With: Small Wheeled Carts and Hand Carts, Specifications: Half-Moon Berm, Open Cell Urethane Foam, -40 to 180 °F, PVC Coated Fabric, Yellow, 11 in L x 4-1/2 in W x 1-1/2 in H Dimensions