BZYETLP Swimming Pool Filter Ball 1.1 LBs, Eco-Friendly Filter Sand Replacement for Swimming Pool Sand Filters -Equals 36 lb Pool Filter Sand-

Simple to use and high efficiency. The fiber ball filter material can trap tiny suspended solids that are not easily precipitated and removed. High applicability. These filter balls are suitable for the filtration of swimming pools and aquariums. It can also replace the filter sand. Suitable for all sand filter systems! 100% polyethylene and durable. The filter balls are made of 100% polyethylene, lightweight material, high permeability and long service life, washing to be repeated. What you can get: you will get 1.1 lbs of pool filter sponge balls, equivalent to 36 lbs of filter sand, which is sufficient for your daily use and replacement of your swimming pool, providing a nice using experience for you