Finding the product for you! - on the top right of the product box below are navigation arrows you can click "Next" to go forward to more items and "Prev" to go backwards.
Want another color? - Above the product type are dots showing the colors available for that product (if item comes in multiple colors). You can then select the color you would like by clicking the specific color dot. 
Don't know what "Type" of item to choose? - The different types are:
pre-made design (a design I have created that you can choose from),
customized pre-made design, (when you want to change something about a pre-made design),
or, custom print (when you upload anything like, personal images/photos or a design you created with specific instructions of what you would like to go with that and i then print it on whatever item you choose).