Food grade material for your food safety. Easy to carry. With a capacity of 15 ml, perfect for a cup of coffee. Aluminum foil, easy to use.Universal dimension. Machine Original Measurement Suitable for Food Packaging 50sets Reusable Disposable Coffee Capsules Pod Cup with Lid Silicone Ring for Automatic Coffee Maker Type: Disposable Capsule Coffee Capacity: 15 ml Item Weight: 5g (Ca.) How to use: 1 Filling In The Coffee Grinder 2. Put on the Silicone Seal (Take it out of the capsule) and Cover the Aluminum Cover Lid 3. Seal the Cover using Machine Sealing 4 Put Into Coffee Maker Please note: This must be sealed with a professional sealing machine! Colour:black Material:Food grade aluminum foil Size:Upper diameter 37mm, lower diameter 24mm, height 30mm Package Contents: 50* Disposable coffee cup Only the above package content, other products are not included. Note: Light 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.