3YD1144 On Running Youth Cloud Sky When you're walking on Clouds, the sky's not the limit. It's your starting line. And everyone deserves a chance to start there. This is the Cloud Sky. The shoe millions love, now adapted for 8-15 year olds. Lightweight, agile and flexible, so they can rewrite the limits. Midsole : A Zero-Gravity midsole provides soft comfort, while extra rubber on the outsole adds durability. Speedboard: The lightweight Speedboard is made from extra flexible TPU to help teens and pre-teens move freely. Outsole: Special outsole adapts to kid's biometrics to support growth Cloud-inspired look for the young ones who want the original Adpated CloudTec activates at lower weights