Food grade material for your food safety. Easy to carry. With a capacity of 15 ml, ideal for a single cup of coffee. Universal size suitable for various coffee packaging needs. How to use: 1. Fill the coffee into the grinder. 2. Place the silicone seal (remove it from the capsule) and cover with the aluminum lid. 3. Seal the lid using a professional sealing machine. 4. Insert into coffee maker. Note: This product must be sealed using a professional sealing machine. Type: Coffee capsule Item weight: 2g Dimensions: Upper diameter 37mm, height 30mm Material: Aluminum foil Color: Black Package Contents: 100 x Coffee capsules The package includes only the items listed above; other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3 cm.