[Great Helper for Catching Debris and Trash] These will become a net that attracts and captures leaves, grass, hair, oil, pine needles, pollen, insects and other debris, which prevents them from clogging your filtration system.[ 25-Pack] Our 25-pack filter socks are made of polyester with ultra-fine mesh and durable elastic that can be reused many times. We offer you competitive prices without compromising on quality.[Protect your filtration system and extend its life] Our pool filter socks protect the pump impeller and shaft seal from debris clogging or damage. This extends the life of your pool filtration system and saves maintenance costs.[Easy to use, easier to clean] These polyester filter socks are easy to install. Easy-stretch fabric fits your pool filter basket perfectly. They also make cleaning the filter basket easier and neater. You can it with a garden hose and then reuse it or throw it if it's heavily soiled. Just replace them with new socks every 4-8 weeks.[GENERAL USE, PLEASE NOTE] Our have good elasticity. They fit almost any shape of pool skimmer basket and are suitable for inground and above-ground pools, spas, hot tubs and more. Do not use chlorine tablets when dissolved in basket. It eats at socks.Colour:WhiteMaterial:PolyesterPackage Contents:25 x pool skimmerOnly 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.