You have many options for packaging your product. One of these is cans with custom packaging sleeves to make them your own. Even if you do not think about cans right away for your product, they could benefit you. Here is some information about the different types of cans as well as the pros and cons of using cans for packaging your product. What Different Types of Cans Are Available? There are several ways of categorizing different types of cans. One way is by size. The smallest kind of can is the Picnic size, also known as a Number One.