*Brand New ( Without Box ) First responders are athletes in every sense of the word, but their moves are infinitely more vital. To meet their intense physical demands, the Nike SFB was built with the latest athletic footwear technology. Parts of the forefoot are puncture- and laceration-resistant, while the midsole is super-cushioned and extra flexible, ensuring a smooth heel-to-toe transition. The rubber outsole features reverse edges and a slightly raised heel for better grip when walking and running downhill