【Swimming pool filter ball】700g instead of 25kg filter sand instead of filter sand and filter screen, light weight, easy to handle, filtration speed faster than traditional filter media.Lighter and more efficient! 【Super Durability】The filter ball has high dirt holding capacity and dust holding capacity, high water permeability, lighter and more efficient filtration.It has the advantages of long service life, reusable, good elasticity and low loss. 【Material specifications】The material is polyethylene, diameter Φ50-60mm, white, can be machine washed, will not agglomerate, environmentally friendly, recyclable and can be reused. 【Recycling Capacity】Our new generation of filter balls used in sand filtration systems can filter 1 micron materials and its filtration rate is 3-4 times that of traditional filter media.It can also filter grease, debris and dirt in the water, making the pool water clearer. 【Scope of application】 Indoor and outdoor swimming pools, filtration pumps, aquariums, large water tanks, etc.Lighter, more efficient, excellent filtration and environmental performance.It is widely used in various water treatment industries.Bring you clean and crystal clear water quality effect!