6 Loop Boutique Pretties are 2 layers of ribbon layered on top of eachother. Toddler size (2.5") pretties are made with 5/8" ribbon. Medium size (3") pretties are made with 7/8" ribbon. Large size (4") pretties are made with 1.5" ribbon. Each size can be made with either 2 layers of the same color or 2 different colors. It is all up to you how you want them made.