Product details:

Gray Universal FineFiber Rolls/Pads - Oils Coolents Solvents and Water - White Oil-Only FineFiber Grips Floor for Safety - Top and bottom layers of FineFiber are built of densely-woven, small-diameter strands of fiber to increase surface area - enabling the mat to grip the floor and secure it for safe walking. Virtually Indestructible (Pic. 2) - A 3-Ply construction with layer of MeltBlown polypropylene ultrasonically sandwiched between two FineFiber layers makes this mat virtually indestructible to foot and forklift traffic. High Sorbency Keeps Mat on the Job Longer - A random assembely of large-diameter MeltBlown polypropylene fibers creates a high-Loft inner layer that absorbs up to 38 ounces per 17" x 19" pad and 60.5 gallons per 152" roll. Multi-Perforations Save You Money - Rolls are perfed every 9.5" vertically and every 17" horizontally. Pads are perfed vertically at 9.5". Use only what you need - save money!