Details: Dominate today's workout in the Nike® Train Speed 4 cross-training shoe!This brand is a member of the Sustainable Apparel Coalition.Breathable mesh and synthetic upper materials. Flywire technology built into the lacing provides adjustable mid-foot support. Lace-up closure. Thin comfort tongue and lightly padded collar.Breathable fabric lining.Removable foam insole. IU foam midsole with recessed TPU in the forefoot. Rubber outsole. Imported. Measurements: Weight: 9.6 oz