Bertech ESD Polyester Tapes are made from 1 mil thick polyester film with 1.5 mil of silicone adhesive. They are designed for high temperature masking of electronic devices that are sensitive to electrostatic charge. These tapes are tear resistant and removes without leaving any residue. They are packaged as 72 yard-long rolls on a 3 inch core with an ESD symbol at the tab of the roll. RoHS and REACH Compliant.