100% suede leather and meshImportedVibram soleRemovable Insole. Breathable mesh lining5mm lug depth ; Molded nylon arch shank ; Bellows, closed-cell foam tongue keeps moisture and debris out ;Merrell air cushion in the heel absorbs shock and adds stabilityMerrell M Select FIT.ECO+ blended EVA contoured footbed with added zonal arch and heel support Merrell Men's Moab 2 Vent Mid Hiking Boot