Mesh Filter Sleeves: These nylon filter sleeves are easy to install; you can easily slip them over or remove them from skimmer baskets. They help trap dog hair, dust, oil, leaves, small insects, and other debris. Avoid costly repairs: Pool skimmer filter sleeves protect pump impellers and shaft seals from damage or clogging, extending the life of your pool filtration system. **Important Note:** Skimmer baskets are not included in the product package! Ultra-Reliable Mesh Pool Skimmer Filter Sleeves: These premium mesh pool skimmer basket filter sleeves are made with ultra-fine mesh and elastic material, allowing for multiple uses. Easy to Install: The elastic fabric fits snugly against your pool skimmer basket while allowing for easy snapping of the handle. For best performance, replace the skimmer filter sleeve every 2-8 weeks. Versatile: Suitable for skimmer baskets of any size or shape.