Premium Materials & Unique DesignMade of PVC material, which is not only safe and environmentally friendly, but also anti-corrosion and durable. The bottom of our pool dosing float can be retractable. The bottom can be stretched and retracted when not in use to save space when storing. Adjustable Flow Holes There are adjustable chlorine outlet holes at the bottom of the chlorine float, which can be adjusted as needed to allow chlorine or Bromine tablets can be released at a stable rate. Large Enough SpaceLarge capacity storage (7" x 6.7" x 3.3"). The chlorine dosing float measures about 7 inches and can hold more 3- Accommodate inch chlorine tablets. It is large enough to add chlorine or bromine tablets. Designed to ensure long-term use instead of frequent operation. Floating Design The floating applicator adopts a floating design, which according to drug can float on the water surface.The right amount of chlorine released over time evenly distributed Widely usedOur pool dosing float suitable for swimming mbathrooms, hot tubs, spas, outdoor pools and water parks, etc. There are adjustable chlorine outlet ports at the bottom of the chlorine dispenser, which can be adjusted according to your needs to release chlorine or bromine tablets at a stable rate.