The witches hat filters are constructed with stainless steel wire mesh, providing high precision in trapping particles while allowing the free flow of liquids or gases. Idea for softening, desalination, filtration, and desalination plant applications. Features: 1. High-Quality Stainless Steel Construction 2. Wire Mesh Design 3. Conical Shape 4. Customizable https://www.wedgewire-filter.com/product-witches-hat-filter.html