Swimming Pool Filter: Made from 100% polyester fiber material for enhanced dust collecting ability. Designed as a replacement filter for swimming pool and spa cleaning systems. Product Size: Diameter: 150 mm (5.9 in), Height: 241 mm (9.5 in), Thread Size: 76.5 mm (1.8 in). Product Features: Collapsible design increases filter surface area, ensuring low pressure difference, high flow rate, and extended service life. Reusable and washable for cost-effective maintenance. Compatibility: Suitable for most indoor and outdoor pools, above-ground pools, and hot tubs. Function: Helps maintain clean and healthy water by effectively filtering dirt and debris. Ideal for use with various spa and pool systems to ensure optimal performance.