Description: Pool filter socks are easy to install by placing the filter basket sock in the basket and pulling the edge of the sock over the top of the basket, once the white filter basket sock turns yellow or brown, rinse or replace it. Skimmer socks protect your pool by preventing hair and leaves from damaging the pool filter and pump; skimmer socks are highly elastic and can be used in pool skimmer baskets from 2-3/4 to 7 inches in diameter. It is constructed of nylon material. The pool skimmer sock is 13cm in width, and 22cm in length. Suitable for various swimming pools, vacuum canisters, etc Item Name: Swimming Pool Filter Material: Nylon Features: Easy to Install, Durable, Reusable, High Elastic Size Details: Size: 13cm x 22cm/5.12" x 8.66" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 10 x Swimming Pool Filter