1/4" Copper Foil - 1.0 millimeter thickness  

Our top quality, Venture brand foil. 36 yds long. 1.0 mm thick. 1/4" wide. 1/4" tape is popular for stained glass and slightly thicker glass.  Heat resistant acrylic adhesive on ductile copper foil.  Extra thick adhesive layer provides superior quick stick, closer conforming, greater bonding power.