adidas Women's Evolve Training Shoe 100% Nylon mesh Rubber sole Reflective materials for safety in low light conditions 3-D TORSION SYSTEM for best midfoot integrity adiWEAR outsole for best durability in high-wear areas and flex grooves provide optimum forefoot flexibility adiWEAR outsole for best durability in high-wear areas and flex grooves provide optimum forefoot flexibility