AVIA Women's Avi Rise Running Shoe 100% Synthetic Imported Synthetic sole Shaft measures approximately Low-Top" from arch Lightweight and breathable air mesh upper with leather and synthetic overlays. Dual durometer, compression molded EVA midsole with heel insert for enhanced cushioning and impact absorption. Molded removable GELfm sockliner. Lightweight, solid rubber outsole with forefoot flex grooves.