Balck Yellow PVC Security Packing Tape 1.PVC film 2.Rubber adhesive 3.Color:black yellow 4.SGS certificated Balck Yellow PVC Security Packing Tape Feature:1.PVC film,coated with rubber pressure sensitive adhesive2.Many colors are available,such as red,white,black,yellow,green3.Frictionproof, acid and alkali-resistant 4.High viscosity5.Sample is available6.SGS,ISO9001 certificated