Puma EXPLORE NITRO GTX The Puma EXPLORE NITRO GTX men's trail shoes are designed for tough terrain. NITRO™ foam covers the length of the midsole for lasting comfort and cushioning, and together with the PROFOAM LITE provides stability and durability. The upper is equipped with a GORE-TEX membrane, ensuring your feet stay dry and comfortable in any weather conditions. These shoes are designed for hiking in rugged terrain, providing the support and durability you need to conquer your next adventure. Puma EXPLORE NITRO GTX