The 1182 3/4 X 4 YDS is an EMI Copper Foil Shielding Tape, consists of a 1oz deadsoft copper foil backing that is coated on both sides with a unique electrically conductive pressure sensitive acrylic adhesive. Supplied with removable liner on both sides for easy handling and die-cutting. 1.4mil copper foil backing with conductive acrylic pressure-sensitive adhesive on both sides and a liner. The 1182 tape with double-coated conductive adhesive makes an excellent conductive gasket.