Ukendu-ponpa hutsean produktu kopuru zehatz bat banatzen duen gailua da. Ponparen eragingailua sakatzen denean, it produces approximately 2cc of product. These devices, unlike non-lotion pumps, do not become clogged with product. Their outer shell also allows air to flow, creating pressure inside the bottle without drying it out. They are suitable for use in lotions, xanpuak, and conditioners.
