Footwear sizes are difficult. Therefore, instead of staring at the sizes, make sure you focus on the measurements (CM/Inches). If you measure your foot from heel to toe, you'll know exactly which size you should pick.
Example: If you're foot is 28 cm/11 inches, the right size for you would be X.
If you don't know the exact length of the feet you would like to warm up with a pair of FUBUKIs, please follow the following guidelines: