2.1 mil medium grade acrylic CST Biaxially-oriented polypropylene (BOPP) film coated with high grade pressure-sensitive emulsion acrylic adhesive. Best suited for reliable, all-temperature box sealing performance where resistance to aging, weathering, UV light, and yellowing are important. Provides excellent clarity, high shear strength to prevent "flagging", superior quick-stick performance, and controlled unwind to facilitate dispensing on manual or automatic case sealing machines.