Helps prevent coffee from sticking to espresso machine shower screens and keeps them clean. Our filters are made of high-quality stainless steel, rust-resistant, high-temperature and corrosion-resistant Compatible with 9 Series BES900/920/980/990 coffee machine, also suitable for home, office or cafe and so on Easy to install: easy to install and disassemble, you can clean and replace as needed. It provides excellent filtration, increases the amount of solids dissolved into the espresso, helps you get a better extraction, and gives you a better coffee taste Colour:silver Material:Stainless steel Size:51.5 x 51.5 x 1.8mm Package Contents: 1 x shower screen Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.