Heritage Canvas upper made primarily with jute-;a preferred fiber that requires less water and fewer chemicals to grow. Vulcanized rubber sidewall and outsole. Removable Custom CloudBound foam insoles for all-day comfort and support. Dual elastic gore for easy fit. PU trim. Lightweight, flexible slip-lasted construction with recycled strobel board. Outsole height is approximately 1". Your TOMS purchase helps support childrens education, health and well-being, giving kids everywhere the gift of better tomorrows.