Photo 1 of Naisidas 3.08lbs Pool Filter Balls for Sand Filter,Pool Filter Media Balls for Swimming Pool Reusable Eco-Friendly Sand Filter Balls Instead of Sand(Equals 100 lbs Pool Filter Sand)

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Photo 1 of Naisidas 3.08lbs Pool Filter Balls for Sand Filter,Pool Filter Media Balls for Swimming Pool Reusable Eco-Friendly Sand Filter Balls Instead of Sand(Equals 100 lbs Pool Filter Sand)