... system. The adhesives in these and all Polyken tape systems contain proven anti-microbial additives.The tape as consists of two parts: 1 ... of tape: Inner wrap tape: Polyken 980-15(0.38mm), Polyken 980-20(0.508mm), Polyken 980-25(0.635mm), Polyken 980-30(0.762mm), Polyken 980 ... (1.016mm),Outer wrap tape: Polyken 955-15 (0.38mm), Polyken 955-20(0.508mm), Polyken 955-25 (0.635mm), Polyken 955-30(0.762mm ...