Material FeaturesSwimming pool filters are mainly made of polyester fiber. The material is non-toxic, stable and recyclable, in line with the modern trend of environmental protection. It can be recycled after disposal to reduce the impact on the environment. DurabilitySwimming pool filter balls have good durability and are easy to clean. After use, it can be machine washed or hand washed to remove dirt, which is convenient for reuse, environmentally friendly and economical. Lightweight AlternativeCompared with traditional sand filter materials, swimming pool filter cotton balls have obvious advantages in volume and weight. 800 grams of filter balls can replace dozens of kilograms of sand, reducing the burden on the filtration system and making installation and replacement more convenient. Wide applicabilityThe pool filter ball is not only suitable for swimming pools, but also for various water filtration scenarios such as aquariums, ponds, and filter pumps. Compatible with various sand filtration systems and will not cause clogging of the system. [Regular maintenance] Although pool filter balls reduce the frequency of maintenance, it is still necessary to regularly check the cleanliness of the filtration system and the wear of the balls. Develop a reasonable cleaning plan according to the water quality and personal use frequency. Note: The data are all measured manually, please allow 1-3cm error, due to differences in light and display, there may be some color differences, please refer to the actual item received.