You get to choose!!
Your 3 pairs can be any size and design, ie 1x 2-8, 1x 7-11, 1x 11-14 or all of one size or 2x and 1x sizes, whichever configuration you wish.
Please note the sizes and designs you are purchasing in the "comments" section when you go to check out.
For more specific product details, please click on the individual design itself.
If you have any questions, please contact us.