Bogs Women's North Hampton Solid-W 100% Textile and Synthetic Imported Rubber sole Shaft measures approximately 13" from arch Boot opening measures approximately 14" around Constructed with 5mm waterproof Neo-Tech Lite, bogs Max-Wick moisture wicking technology Dura fresh lining activates to fight odors Streamlined upper design with rubber trimmed handles Molded EVA footbed, Rubber outsole