Durability, comfort, and stability - this cushioned shoe is built for big performance. Features Fresh Foam X midsole delivers our most cushioned Fresh Foam experience for incredible comfort NDure upper technology provides added durability to high wear areas throughout the whole upper while incorporating strategic breaks that don't inhibit flexibility or breathability Ndurance rubber outsole is built for increased durability in high wear areas Engineered tongue for lockdown through midfoot TPU shank for torsional stability while reducing weight Molded external heel counter helps control heel movement Non-marking outsole 318.9 grams (11.2 oz) Material Synthetic material