The King MT 2 Spartan is perfect for crushing any course. In an exclusive partnership between Spartan and Altra, this limited-edition colorway of your favorite mud-crusher features improved grip, drainage, durability and run performance. The upper's special-edition Spartan colorway is made of a hand-tailored mesh with added flexibility and comfort. The new Vibram® MegaGrip™ Litebase means you get the same grip with 40%+ reduction in thickness and 25%+ reduction in weight resulting in the best running King yet. The Altra EGO™ midsole returns for that Spartan-ready responsive feel underfoot.