Lightweight and breathable - The sneakers' breathable mesh upper features a TPU heel overlay for added durability and support. All-day comfort - The kids footwear has a full-length EVA sockliner and cushioned EVA midsole for added comfort and a fit that feels custom-made. Improved traction - Experience superior traction and flexibility where it's needed with the running trainers' lightweight, durable rubber outsole. Fast performance - Cushioning and comfort meet light breathability for training shoes that never slow budding little athletes down. Material and fit - Under Armour Girl's Surge 4 gym shoes, regular fit and standard tie laces. UPPER: 72% Textile, 28% Synthetic~OUTSOLE: 57% Ethylene-Vinyl Acetate (EVA), 43% Rubber.