Roll Stock UHMW Polyethylene Grade Standard Plastic Length 50 ft Plastic Width 4 in Plastic Thickness 0.04 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