Premium material: The visual body of the bottle can observe the filter in real time and decide whether to clean it. The bottle body is made of aircraft grade organic plastic, the valve head is made of high quality brass. 40 Micron Filter: With a 40 micron pore stainless steel filter, it is designed to prevent particles such as grit, rust, limescale and grit from entering your home. Reusable Filter System: The spin-on sediment water filter can purify municipal water and water. well water automatically, rinsable and reusable. Easy to clean: open the valve at the bottom, the filter cleans itself. It is recommended to flush it regularly (daily or weekly), depending on the water usage. Wide application: it can be installed on the pre-waterway of the pipeline main water in the house, purify all the water in your household. Can also be installed on the waterway of the washing machine or water purification system to improve their service life.