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The Inov-8 Bare-X 180 running shoe features a zero drop differential, giving it next-to-the-ground feel. Completely flat along the entire sole, the heel is not raised, allowing you to train and run in a barefoot manner while getting the protection you need from debris. Very light at 180g with a 0mm differential between the heel and the forefoot so the foot stays as close to the ground as possible for a really natural ride. Air mesh upper with synthetic overlays. Sticky rubber outersole for better grip on wet surfaces. Removable insole. Wt. 6.4 oz.