Roll-on bottle is a special bottle type, its bottle material is PP, PE, and the lid material is PP. It is understood that such products appeared on the market in 2000. To this day, the packaging is still very popular, thanks to his design in line with human habits. Because the liquid contained in the bottle is mostly used to repel mosquitoes and itching, cover body odor, relieve joint muscle pain, etc.
Usually, there are two types of roll-on bottle.A and B. A is composed of 5 parts, which are bottle, cap, plastic ball, bead seat and gasket. B is assembled from 3 parts, namely bottle, cap and plastic ball. The production cost of A is higher than that of B, but the sealing performance of B is worse than A.