New Balance Vazee Prism running shoes are excellent tools for runners that crave speed and require a touch of stability. Added toe spring creates snappy transitions between each step. The smooth upper offers a sleek feel and well-rounded flexibility.Upper: No-sew application and flat laces reduce irritation. Bootie Construction wraps over and around the foot to create a snug, sleek feel. Mesh provides breathable flexibility.Midsole: REVlite offers a lightweight, responsive ride. Medial Post helps provide motion control and stability. EVA Strobel Board. Removable insole. Outsole: QUIX is designed to improve traction and provide a solid base for the medial forefoot during lateral cutting movements.