Feature: 1. SMALL SIZE Lightweight and portable, it can be easily placed and used in various situations without being restricted by space. 2. HIGH QUALITY MATERIAL Made of high quality plastic box sponge, it can help the medicine to volatilize, so as to achieve better results. 3. SCIENTIFIC DESIGN With a breathable design, the evaporator on its lid has an opening to facilitate evaporation and allow the medicine to be fully used. 4. PROFESSIONAL DESIGN Round design, it is suitable for beehive to kill mites, it can fully absorb the medicine with sponge and evaporate. 5. HIGH PERFORMANCE It can be used in honeycombs to kill mites and ensure the survival and reproduction of bees. It is an indispensable tool for your beekeeping. Specification: Item Type: Formic Acid Dispenser Weight: Approx. 55g / 1.9oz Product Size: Approx. 6.3x2.2cm / 2.5x0.9in Material: Plastic + Sponge Uses: It is suitable for killing mites in beehives.. Package List: 2 x Formic Acid Dispenser