Swimming pool filtration: Reusable ecological fiber filter balls for swimming pools.

Pool Filtration Swimming Pool Filter Reusable Eco-Friendly Fiber Filter Balls for Pond Aquarium 500g. Pool sand filters are widely used for garden pools, filter pumps, swimming pools, or aquarium cleaning.
Made of high-permeability polyester fiber, with high filtration strength and fast filtration speed, the pool filter balls can not only filter grease from the water but also filter dirt particles down to 1 micron.
The spherical fiber filter is lightweight and easy to use with a long lifespan, saving money and energy.
The filter holder is reusable and easy to clean in the washing machine, so you don't need fresh sand every season.
The 50mm diameter eco-friendly fiber filter can improve the quality and hygiene of the pool.