These women's New Balance 99 Flexonic training shoes feature a flexible outsole that effortlessly moves forward, back and side-to-side for versatile movement at the gym. Shoe Technologies Breathable design Soft cushioning Heel pull tab Flexonic technology - spaced grooves extend across the bottom of the sole and wrap up onto the sidewall to enhance underfoot flexibility, while athlete pressure mapping data is used to inform additional selectively targeted areas of support Shoe Construction Synthetic, mesh upper Fabric lining EVA midsole Rubber outsole Shoe Details Lace-up closure Padded footbed Size: 10. Color: Charcoal. Gender: Female. Age Group: Adult. Pattern: Print. Material: Synthetic.