Oil Dri L90813 Oil-Only Middle Weight Roll (30"W x 150'L) is hydrophobic, repelling water while absorbing petroleum based fluids. 30" Wide roll is perforated down the center (15") and every 18"L allowing for easily customization into pads or any length of roll. Polypropylene layers are dimpled to increase strength and absorption rate. Ideal for industrial, outdoor and marine applications. Absorbs up to 46 gallons per roll.