【Ultra Fine Nylon Mesh Pool Socks】1 pack of 30 pool socks. The pool skimmer socks are made of ultra-fine and durable stretchy nylon. These socks act like a net to catch and retain leaves, grass, dirt, oil, pine needles, pollen and other debris, etc. 【High Quality Material】Our pool skimmer socks are made of high quality and durable nylon, excellent elasticity and easy to stretch. Suitable for above ground pools and in-ground pools, it can filter floating debris in all types of pools. 【Great Pool Cleaning Helper】The pool skimmer socks catch leaves, grass, hair, oil, pine needles, pollen, insects and other debris that clog the pool filtration system. The skimmer filter is reusable to help you keep your pool clean and save money. 【Easy Installation】This pool skimmer filter sock is flexible and can be installed and removed in seconds. All you have to do is place the pool skimmer mesh into the filter or basket and you're ready to start removing debris. You can free yourself from manual