Description These filter balls are crafted from high-quality material, offering enhanced elasticity compared to traditional filtering options. During the filtration process, they provide high efficiency, rapid filtration, and significant sewage interception capacity. They are renewable and suitable for filtering various water qualities. Features - Color: White - Material: Polyester fiber - Size: 5.00X5.00X5.00cm/1.97X1.97X1.97in - Helps remove scum lines caused by body oils, lotions, and makeup in swimming pools or spas. - Extends the life of pool/spa filters by preventing scum formation. Enough quantity for daily needs, especially useful for cleaning large areas. - Suitable for swimming pools, hot tubs, jetted tubs, and spas, etc. Applicable for all types of pools, water parks, and children's pools. - Manufactured with precision for stable characteristics and high reliability. - Offers stable performance, long service life, and is safe, free from harmful substances. Packing list: 1 x Bag of Filter Balls