Synthetic And Textile Upper. Textile Lining. Rubber Outsole. Tight Mesh Helps Keep Debris Out. Synthetic Leather Improves Durability. Dual Density Midsole Offers Cushioning, Stability, And Motion Control. Articulated 4D Advanced Chassis Built Into The Midsole For Stability And Adaptability On Any Terrain. Contagrip Rubber Outsole With A Specific Lug Pattern Provides Superior Traction. Ortholite Die Cut Sockliner Improves Comfort. Sensifit For A Secure, Customized Fit. Hardy Toe Cap For Protection. Quicklace System For One Pull Tightening And Easy On And Off.