Pool Filter Balls for Sand Filters,Reusable Eco-Friendly Cotton Balls for Swimming Pool Pump Replace Pool Filter Sand 500grams

Premium Pool Filter Balls】Made of polyester fiber, these pool sand filter balls are lightweight, non-toxic, elastic and have excellent durability, good water permeability and good drainage.

【Powerful Filtration Effect】These pool filter balls for sand filter can filter contaminants as small as 5-3 microns by quickly trapping impurities, ensuring efficient filtration, reducing energy consumption and can extend the life of sand filter pump.

【Easy to Use & Reusable】The polysphere pool filtration balls are extremely easy to install and replace, ensuring easy maintenance of the filter system. We provide a high quality polyester fiber mesh bag for these pool cotton filter balls, it can be repeatedly reused by simply machine washing or hand cleaning.

say goodbye to bulky traditional filters and enjoy worry-free water enjoyment.are a perfect replacement for filter sand, filter glass and other media.