Zebra Z-Ultimate 4000T Barcode Label - 1/4" (6.35 mm) Height x 3/4" (19.05 mm) Width - Roll - Permanent Acrylic Adhesive - Thermal Transfer, Thermal - Glossy - Silver - Polyester - Permanent Adhesive, Coated, Chemical Resistant, Temperature Resistant, Perforated - 10000 / Roll - 1 / Pack