Product Features:Designed for use with 3M Masking Tapes and 3M Masking EquipmentFlexible and pliable to cover irregular surfaces for higher productivitySpecially treated to resist bleed-through of solvents, lacquers and enamelsHeat resistant - a sheet can withstand a 400F baking cycle for 1 hourThin enough for efficient operation in apron tapers and maskers