Wide Applications: The Reusable Coffee Capsule Is Compatible With Illy Coffee Machine For X9 X8 X7.1 Y5 Y3 Y1.1, Ideal For Restaurants, Companies, Families, Etc. Material Food Grade: The Reusable Coffee Capsule Is Made Of 304 Stainless Steel, Bpa Free And Eco-Friendly. Stainless Steel Is High Temperature Resistant, Corrosion Resistant, Odorless, Easy To Clean. Hole Type Filter And Filter Screen: The Basic Hole Filter Plate Produces Rich Coffee Fat. The Water Filter Cover Allows The Water To Pass Through The Coffee Powder Evenly. The Filter Is Reusable And Should Be Cleaned After Use. When Filling The Coffee Powder, If It Is Powder, You Need To Put A Strainer At The Bottom Of The Coffee Capsule Shell. Simple Operation: Fill The Coffee Powder, Squeeze Out The Powder Of Coffee, Tighten The Lid And There ShouldnT Be Too Much Of A Gap Between The Cup And The Lid. Put It In The Coffee Machine And Brew Your Favorite Coffee In A Minute. Easy To Clean: Clean Quickly With Warm Soapy Water, Even And Stable Precision, Easy Installation. Gift For Coffee Lovers, It Can Make Our Life More Comfortable.