Riare 3.6 LBS White Pool Filter Balls for Sand Filter Pump, Reusable Sand Filter Ball for Swimming Pool, Inground & Above Ground Pool, Replace 120 LBS Pool Filter Sand, Pool Filter Media for Aquarium

["Upgraded Pool Filter Balls: These upgraded pool filter balls are designed to replace traditional pool filter sand. They are up to 70% lighter, easier to handle, and significantly more eco-friendly. Replace bulky filter sand in minutes! 3.6 lbs of filter balls equals 120 lbs of filter sand, reducing transportation, storage, and installation effort while delivering superior filtration performance.","High-Efficiency Micron-Level Filtration: Filter balls for sand filter are made of 100% eco-friendly polyester fiber, capturing fine debris, pollen, and suspended particles as small as 3-5 microns, far surpassing traditional sand filtration. They ensure high-speed filtration and increased flow rates while preventing filter clogging, delivering crystal-clear water quality for your entire family to enjoy throughout the swimming season.","High Flow Rate & Efficient Filtration: The sand filter balls fiber structure allows water to pass through more smoothly compared to compacted sand, maintaining strong filtration performance without clogging. This ensures consistent water circulation, improved efficiency, and reduced maintenance frequency.","Reusable & Machine Washable: Say goodbye to cumbersome sand filter media and frequent replacements! Unlike traditional filter sand, these reusable cotton balls for pool filter can be machine or hand washed inside the included cleaning mesh bag. Pool cotton filter balls maintain performance through multiple washes and backwashes, saving you time, water, and effort. With proper care, they last for multiple swimming seasons.","Multi-Purpose & Universal Compatibility: The pool sand filter balls perfect for almost any filtration system! Whether you have a sand filter for an above-ground pool, an aquarium, a fish pond, or a stock tank, these versatile filter balls deliver excellent results. These pool filter media balls strong adsorption and wide compatibility make them the ideal filtration solution for clear, healthy water in various applications."]