MRO Plus™ Absorbent, Absorbs 49 gal, 30 in W x 150 ft L, Heavy Weight, Double Perforated, 3 Ply, Roll no checkout heat treated Head design also reduces chance heat treated Head design also reduces chance of pin slipping from the hand when aligning holes Angled head and smooth blending of radii increase strength and reduce the danger of chipping Long neck outer shell 100% cotton petroleum based and non aggressive chemical fluids 3 ply Meltblown (MMM) Polypropylene dimpled construction is designed for general industrial applications Perforations provide cost control and reduce waste by allowing you to use only what you need Options available for heavy or medium weight