asics kid's jolt 2 gs running shoes, 6, black/steel grey asics help them run further with the jolt 2 gs running shoe for grade-school kids by asics - with supportive features designed to protect growing feet.the eva midsole gives springiness and support underfoot, while the moulded eva sockliner provides extra protection. thoughtful design elements such as the mesh upper and insole help air flow to the foot, helping to keep things fresher for longer.visibility when running is so important, so we've added reflectivity so kids will be seen if they're running in dimmer light. and you want the shoe to last, so the outsole is made from a durable moulded rubber. for the style-conscious young athletes, the jolt 2 gs running shoe is there for them with a striking design and inspiration they need to achieve their best. weight: 7.55. heel height: 21mm. forefoot height: 11mm.