Zappos.com is proud to offer the Nike Kids - Dart 9 (Infant/Toddler) (Cool Grey/Black-Anthracite-Metallic Cool Grey) - Footwear: Shoot like an arrow through the air with the aerodynamic awesomeness of the Nike Kids Dart 9. ; This sweet running shoe features a breathable mesh upper. ; Synthetic overlays offer structure and support. ; Hook-and-loop strap with stretch laces for easy on and off. ; Soft textile lining for a smooth feel against your feet. ; Pull-tab at the heel to assist with on/off. ; Padded tongue and collar for a soft step. ; Non-marking rubber outsole with traction pattern. ; Weight: 4 oz ; Product measurements were taken using size 9 Toddler. Please note that measurements may vary by size.