New Balance Women's W880gb6 100% Synthetic Synthetic sole Mono AIRmesh upper - For optimal breathability throughout. Synthetic overlays - Layered in a diamond formation, control the upper structure and promote a stabilised torsion free surrounding. Asymmetrical heel counter - Provides stability to the Achilles and natural controlled guidance from heel strike. Fabric toe cap - Enables the foot to stay in position and eradicate wear and tear through the toe off phase. Lacing system - Secures the foot in the shoe.