General description Pool skimmer socks are essential for maintaining a clean swimming pool. These reusable and super elastic skimmer pre-filters effectively catch pollen, leaves, hair, oil, insects, and other small debris, preventing blockages and damage to your pool's filtration system. With a pack of 20, they offer a cost-effective solution for pool maintenance. Technical specifications Material: Thick, ultra-thin Nylon fabric Size: 22 x 13 cm (8.66 x 5.11 inches) Pack includes: 20 skimmer socks and 80 pH test papers Compatibility and accessories Suitable for most types of swimming pool pumps and filter baskets Compatible with various swimming pools, spas, and hot tubs Installation Simply slide the skimmer sock into the skimmer basket Ensure the sock completely covers the basket Usage Change the skimmer socks every 4 to 8 weeks Clean the socks with a garden hose for reuse or dispose of if heavily soiled Use pH test paper to monitor pool water quality