• CUSHIONING: NITRO: LIGHT & RESPONSIVE: Advanced foam technology providing superior responsiveness and cushioning in a lightweight package • FOOTSTRIKE GUIDANCE: RUNGUIDE, a firm density rim, promotes proper alignment and keeps the foot centered through each stride • Low boot construction • Mesh upper • NITRO Foam midsole • PUMAGRIP high-traction rubber outsole • Mesh tongue • Lace closure • PUMA Cat Logo at tongue • PUMA Formstrip at medial side • PUMA Cat Logo at toe