Bertech Green Masking Tapes, also known as Green Powder Coating Masking Tapes, are made of 2 mil thick polyester film with 1.5 mil thick silicone adhesive. These tapes are extremely economical and can be removed cleanly without leaving any adhesive residue. They are designed for temporary masking purposes. They are packaged as a 72 yard-long roll on a 3" core. RoHS Compliant.