Zappos.com is proud to offer the Reebok Kids - ZigDynamic (Toddler/Youth) (Black/Black) - Footwear: The ZigDynamic from Reebok is all you need to pump some power into your game. ; ZigTech technology features a zigzag sole that returns energy back to your muscles for better efficiency. ; Synthetic upper for a lightweight, comfortable feel. ; Padded collar and tongue. ; Flex-grooves in the forefoot allows natural foot movement. ; Multi-surface outsole features rubber strips for confident grip. ; Low-cut heel for flexible foot movement. ; Weight: 8 oz ; Product measurements were taken using size 2 Youth. Please note that measurements may vary by size.