Another clean colorway of the Nike SF Air Force 1 Mid. Sporting a black-based leather and textile upper with an adjustable ankle strap, dual zippers on the back heel, and Nike Air cushioned foam gum midsole and rubber outsole. This October 2017 Special Field Air Force 1 Mid 'Black Gum' features a black tumbled leather upper with ballistic nylon at the heel, grey Nike Air branding on the tongue, and an ankle strap for secure fit. Perfect for the winter, this classic black/gum color scheme makes it a stylish option. Fans can buy a pair online now.