built by ultrasonically joining tough, spun-bond polypropylene outer layers to a high-loft meltblown middle. Spun-bond coverings offer greater strength, durability, and cost savings while locking in fibers to stop linting from the core. For prolonged outdoor use, UV-protected. treated to increase water repellency. Rolls are perforated lengthwise and across the roll; all pads are perforated through the center. White sorbents only absorb oil. Leaks and spills involving water or oil are absorbed by universal sorbents with a gray or camouflage design. Offered in heavy and medium weights; additionally, single laminated with a spun-bond cover on one side is an option. fulfills the requirements of 29 CFR 1910.120(j)(1)(vii) and 29 CFR 1910.22(a) (2).