Fits most pool baskets, fits most in-ground and above-ground pool filters such for Hyva, , , Swimquip, etc. Helps keep the filter running efficiently, prevents debris from clogging the filtration system, and reduces the maintenance required for the filtration system With a high emphasis on durability and performance, these socks are made from stretch and micro-fine Material for extra durability. After using the filter socks, it be easier to clean the pool basket. When it is dirty, please rinse it with a water for tens of seconds, then reuse it or throw it away Also great for spas, hot tubs, jetted tubs<br><br>size: 22 x 13 x 2cm Material: polyester colour: white<br><br>Package Contents: 50 x filter socks<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.