AXO Primato II Motorcycle Boots (Black, Size 9) Mid calf height is standard for racing application The PU coated synthetic outer construction resists breaking down, deformation and thickness irregularities found in a natural material Located behind the zipper closure is a stretch panel allowing a unique and personal fit that also aids in inserting your foot in the boot Laid over the top of the instep and toe box, the shifter pad is thick enough to reduce irritation yet allows complete dexterity when shifting Mesh lining and internal padding wrap your foot in comfort