Roll Stock, UHMW Polyethylene, Grade Standard, Plastic Length 4 1/2 ft, Plastic Width 4 in, Plastic Thickness 0.02 in, White, Plastic Clarity Opaque, Standards 3-A Dairy, FDA, USDA, Impact Strength 16.8 ft-lb/in, Friction Coefficient 0.16, Temperature Range -22 Degrees to 180 Degrees F, Plastic Hardness 65D