"Swimming Pool Skimmer Filter 10pcs Durable elastic non-woven filter for swimming pool. Good elasticity, easy to stretch, enough to cover the skimmer basket, suitable for swimming pool use. With good filtering ability, it can capture waste such as leaves, grass, hair, moss, etc., helping you keep the swimming pool clean and save costs. Product Information: Material: Non-woven fabric Color: White Size: 8.6 * 5.1 inches / 22.0 * 13.0 cm Delivery Scope: Quantity: Skimmer Filter Screen * 10pcs Note: 1. In most cases, the filter can be used for 4-8 weeks with very good results. If it is dirty, please clean and reinstall or throw it away 2. The best choice is to check the filter every week or every day, if there is too much waste, it will overflow and pollute the swimming pool