Here are the Nike Metcon DSX Flyknit 2 in men's 11.5, the 2017 release in Nike's CrossFit-focused Metcon line. The DSX (Dual Strike Xtreme) Flyknit version added a flyknit upper for breathability while keeping the flat lifting platform and rope-climb-ready midfoot that made the Metcon line famous. Discontinued, but still popular with people who liked the older sole. What you're getting: - Flyknit upper, breathable and form-fitting - Flat, stable heel for heavy lifting - Hard rubber midfoot wrap for rope climbs - Reinforced toe and forefoot for burpees and box jumps - Originally retailed around $150 - Style code 924423-005 Coming from a smoke-free home.