Material: Stainless Steel, Aluminum Sizes: 37*23*25mm Colour: silver Capacity: 4-5g coffee powder Applicable places: office, home, bar, restaurant, leisure 1.Universally CompatibleThis refillable coffee capsules pod is compatible for for NESPRES series coffee machines, compatible with Xiaomi Xinxiang series coffee machines (including Xiaomi Xinxiang first generation, second generation, Mini, etc.), as well as NES series branded coffee machines and portable coffee machines on the market; (Not affiliated with Nespresso.) 2.Safe for body, no strange odour in coffeeOverheated plastic harmful but our reusable coffee cup is Made of food-grade stainless steel cup, safe, healthy ,which avoids causing strange taste in your coffee, more healthy and no worries about pollution. 3.Easy to operateBrew your homemade aromatic espresso to start the nice day! Easily fill 4.5 to 5 grams of dark roasted espresso grounds to the Refillable capsules, lightly tampt down and scrape away the rim with the included spoon. Convenient to seal and peel off the aluminum foil lid. Without any sticky residue to affect next use. 4.Worthy of investmentEspresso reusable capsules are a bargain when you consider the high cost of disposable pods both on your wallet and the environment. Overall,a good product that works well and allows me to indulge in multiple drinks without guilt. 5.Coffee Capsules Cup Set If youve been loving the ease of your originalline machine but still love other specialty espresso, definitely worth a try.