The grind size of your coffee beans will depend largely on the type of equipment you use. If you purchased whole beans, you can customize your grind settings to the type of brewing method that you are about to use to make your coffee. Most people would use french press (plunger) and the drip method (coffee maker and pour over) so VerraCoffee would have the coarse grind and medium grind available in its store aside from whole beans. Those who have espresso machines would already have their own grinder so they are most likely to order whole beans from our store.
For a guide on the kind of grind you need for your brew method, here is a simple infographic: