adidas Performance Springblade Running Shoe (Big Kid) 100% Engineered Stretch Mesh/Thermoplastic Overlays n/a Rubber sole Experience an explosive ride on thermoplastic rubber blades for durable cushioning and energy return Engineered stretch mesh for breathability and fit Individually responsive TPU blades for durable cushioning and energy return Molded ethylene vinyl acetate sockliner for step in comfort and anatomical fit Non-marking outsole with Adiwear for durability in high-wear areas