Feature: With nylon filter for the top opening. The built-in filter bag is made of high-quality materials, is tear-resistant, food-grade, and can be reused after cleaning. For water purification in IBC rainwater tanks. Can be emptied, rinsed, and reused. For IBC rainwater tanks. Used in the chemical, pharmaceutical, food, and other industries. Easy to use. and practical. Specification: Brand new Size: Inner diameter of the edge 16.3 cm Material: Plastic + Nylon Color: Black + White Package Contents: 1 x Filter Cover with Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.