... high tensile strength WBPPSA(water-based pressure sensitive adhesive) OPP carton sealing tape is made from BOPP(biaxial oriented polypropylene ) ... it is widely used for automic carton packing machines throughout various industries.color of my BOPP carton sealing tape :clear yellow blue ... tape : 35m-1500ys or as requiredwidth of my BOPP carton sealing tape :12mm, 18mm, 24mm, 25mm, 36mm, 45mm, 48mm, ...