The thermal transfer self-laminating adhesive label is made of vinyl and is supplied on a roll with 4 labels per row. The label has a white colored print-on area 1.5" (38.1 mm) high for 1/0 - 250 MCM wires and a clear overlaminate. It is 1.0" wide and 6.5" long (25.4 x 165.1 mm) with a 1.0" (25.4 mm) core. It comes in packages of 250.