Introducing our first hiking-specific shoe: the Explore NITROâ¢. It's designed for all trails, from flat and gravelly to steep and rocky, with a combination of NITRO⢠foam and PROFOAMLITE through the midsole maximising comfort over any terrain. Throw in a PUMAGRIP ATR outsole and a unique collar shape â complete with integrated, heel supporting lacing system â and you have your next trail companion. Get ready to tackle and terrain, no matter the season. FEATURES & BENEFITS NITROâ¢: Advanced nitrogen-injected foam designed to provide superior responsiveness and cushioning in a lightweight package PROFOAMLITE: Extremely lightweight EVA designed to cushion your landing and propel each step PUMAGRIP ATR: Trail-ready performance rubber compound designed for traction on ice, mud, and unstable surfaces Recycled content: The upper of this shoe is made with at least 50% recycled materials as a step toward a better future Booty construction Mono-mesh upper Flared midfoot shape Toe drainage port OPTIFIT adaptive fit system designed to offer a secure lockdown and support during exercise Cushioning level: Max Heel-to-toe drop: 6mm Best for: Neutral pronators Shoe weight: 291g (for size UK 4.5) Womens > Shoes > Running Shoes