10 pieces of swimming pool skimmer socks (without skimmer basket), our swimming pool skimmer socks can be used with most skimmer baskets Material The swimming pool skimmer socks are made of good quality nylon fabric and s have good elasticity to stretch easily and enough to cover the skimmer basket, suitable for use in swimming pools. Easy to use Install in seconds, simply slide the sock over the basket and is ready to collect dirt from water. Extend the life of your pool filter system Pool socks protect the pump impeller and shaft seal from damage and blockages, extending the life of your pool filter and system filter. Please do not use the product while you are dissolving a chlorine tablet in your basket Otherwise, the Soc will be burnt. And you should replace or clean the socks every 4-6 weeks if they are too dirty to allow water to flow out.