Shop the collection of PUMA Velocity Nitro running trainers, including the Velocity Nitro 2 in a range of colour ways. Designed for all-distance running, this versatile running shoe features our innovative NITRO midsole, which is injected with Nitrogen to provide cushioning and responsiveness like never before. This is tied together in a lightweight and well-fitting upper to make for a trainer that will allow you to hit your next PB in style.