The Nike Lunar Eclipse 4 Women's Running Shoe is exceptionally flexible & lightweight, featuring Dynamic Fit technology with Flywire for lightweight lockdown & strategic support. The engineered mesh upper delivers ventilation with targeted support, & moulded blades & flex grooves help you move naturally. Benefits* Dynamic Fit system with Flywire wraps the midfoot & arch for a glove-like fit* Dynamic Support platform for stability & comfort* Ultra-lightweight, springy Lunarlon cushioning for soft yet responsive shock absorption* Engineered mesh upper for ventilation & support* Mesh midfoot panel with no-sew overlays for seamless comfort & increased ventilation* Rubber outsole for option traction & durability with reduced weight Product Details* Reflective graphics for enhanced visibility in low light* Fitsole sockliner conforms to the shape of the foot for underfoot support* Moulded blades & flex grooves for a natural range of motion*BRS 100 carbon rubber in the heel for maximum abrasion resistance