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. Easy-close fastener - The trainers for girls feature an easy-use hook-and-loop fastener strap, making it simple to take off and put on the shoes. Material and fit - Under Armour Girls' Surge 4 kids footwear, regular fit with a hook and look strap closure. UPPER: 77% Textile, 23% Synthetic~OUTSOLE: 100% Ethylene-Vinyl Acetate (EVA)