Mizuno Wave Ferus Women's Trail Running Shoes Synthetic Overlays and Mesh Upper - Enhanced support for the upper helping offer you a secure fit whilst delivers excellent breathability. Dynamotion Fit - Enhanced Fit Technology that works with your foot to provide the optimum fit throughout the gait cycle. Wet Traction - Bi-Directional outsole rubber synthetic leather compound breaks through water, improving grip in all conditions. X-Lugs - Located on the sole of the shoe, these deliver great multi-directional grip without adding unecessary weight. 8mm Heel to Toe Drop - Provide a flexible midsole give you a natural road feel and running experience.