Manitobah Mukluks Women's Nappa Mid Mukluk Vibram Boot 100% Leather Vibram sole Shaft measures approximately 11.5" from arch Boot opening measures approximately 16" around Shaft Height: 12" (size 6.5) Circumference: 15" (size 6.5) Made in: Canada Fit: Available in whole sizes only. If you wear a half size order a half smaller than your usual size. For example if you wear a size 8.5, order a size 8. Outsole: Vibram&#174;