100% Rubber Imported Rubber sole Shaft measures approximately 12-Jun" from arch Platform measures approximately 0-3 inches Boot opening measures approximately 0-3 inches around Breathable knit uppers with soft textile lining Webbing tape 3-Stripes; Nubuck heel Enjoy the comfort and performance of OrthoLite sockliner; Speed lacing system with rubber stopper Molded EVA midsole for lightweight cushioning Main materials: Textile and synthetic upper / Textile lining / Rubber outsole