Nike dynamo free trainers infant boys these nike dynamo free trainers are lightweight and stylish featuring a slip on design with rear pull tab plus a swirly stripe design across the forefoot glossy overlays and a thick foam midsole with free grooves to the sole for more natural movement nike branding completes the look boys trainers slip on design padded ankle collar padded tongue cushioned insole thick foam midsole textured sole stripe design glossy overlays