In packs from empty capsules and the films of aluminium. Very quick and easy fill the container with the coffee: just use a spoon and with a bit of dexterity. In practise is not very different from fill a filter of a small mocha. is also quite simple to attach the adhesive film for close the capsules, but we must be precise and close the edges for not to allow dust to escape. Today they are very low prices of the capsule already loaded, True but you never know what drink and where the Coffee... Comes with self cap you have the saving and quality.. The product that insert Sai where, you're free to put the product coming from the supermarket or the best coffee of the local coffee roasting.. Save and drink well and healthy..