Puma Evo Speed Star 9 Spikes 310796 07 Kids' Shoes Puma youth running shoes for track and field events. Designed for sprints, middle-distance runs, hurdles, and select jumping events. Breathable mesh upper. Elongated Pebax plate with six replaceable spikes for traction and dynamic take-off. EVA midsole for enhanced cushioning while running. Includes two sets of replaceable spikes and a replacement key. Specifications: Material: midsole – 100% synthetic; insole – 100% textile; outsole – 100% synthetic; upper – 62% synthetic, 38% textile; lining – 100% fabric · Set includes: 2 x 6 replaceable spikes, 6 mm long, pyramid shape and a key · Layer height: Below 20 mm · Classic lacing and standard shoe width