Size & Fit Guide The VOYAGE NITRO 3 is Puma’s max cushion TRAIL running shoe. Tackle any terrain in comfort & style. This allows the shoe to be lighter-weight and more responsive on the trail. The proprietary PUMAGRIP-ATR rubber now has improved traction with PWRADAPT technology. PWRADAPT allows the lugs to move independently with the ground for the best traction on multi-terrain and weather conditions. The VOYAGE offers durability, traction, and support at a high level. This new upper accommodates a wider variety of foot shapes and is lightweight and rugged. PWRTAPE adds support and protection to the upper for those uneven trail surfaces. The Voyage sheds water like a champ thanks to forefoot drain ports and features reflectivity for low light conditions. The VOYAGE NITRO 3 delivers a multi-terrain solution with comfort and dynamic styling for all runners in the four seasons. 37774510