Saucony Men's ProGrid Xodus Running Shoe 100% Mesh and synthetic leather Vibram sole Midsole Material: SSL EVA--EVA blend that maximizes rebound and durability while minimizing weight Outsole: Vibram--Vibram rubber outsole provides maximum traction on both wet and dry surfaces. Cushioning Technology: ProGrid--ProGrid system is closer to the foot for added cushioning and shock absorption. Lacing System: Traditional Lacing System--Traditional lacing system provides a tighter fit for more centralized support. Model Number: 20014-2