Your need to understand about paper plates is dependent upon your use of it. Yes, the paper plates come in a variety of shapes and sizes, and you could purchase them in bulk in order to understand your need and want. There are oval ones, square plates and a variety of shape and size that you could possibly want with your paper plates. However, come into shapes and sizes, there are endless possibilities that you would be stuck with.
Instead, you could go for preferring the disposable paper plates that are not only good to look at, but will also be able to provide you with the full functionality of it. Come to think of it, you will realize and understand the true importance of people plates when you happen to be dining outside. However, do not let that restrict you in the kind of movement and your purchasing power. Yes, you could purchase paper plates at a fraction of the cost of normal utensils, and its use is manifold.
Moreover, paper plates do not get any kind of rust or molding, thereby making it extremely hygienic and a safe utensil for you to eat from.