Filter Berm Pad Liner Color Gray Composition Absorbent Ultra-X-Tex Exterior Dimensions 42 in L x 30 in W x 1 in H Exterior Length 42 in Exterior Width 30 in Filtration Capacity Oil Capacity 1.5 gal/pad 6 gal/box For Use With Grainger Item Number 32V037 For Use With Mfr Model Number 6541 Height 1 in Includes (4) Refill Inside Dimensions 42 in L x 30 in W Inside Length 42 in Inside Width 30 in Number of Pads 4 Oil Capacity/EA 1.5 gal Oil Capacity/Pack 6 gal