Leather Leather sole Shaft measures approximately 13 from arch Experience The Handcrafted Difference. Cushion comfort and lightweight design - finely tuned like a performance racing vehicle Supportive shank All over Mignon leather with a thirteen inch shaft. Made with a full leather lining a leather outsole and a cowboy heel. R" style toe and a cushion comfort insole. Boots that have been correctly fitted to your feet will initially slip slightly in the heel. Once the outsole has been flexed several times during wear the heel area will conform to your heel and any slippage will disappear.