The new EVO Boot is constructed to allow for a more natural stance and responsive feel with a 14mm heel-to-toe drop, while a nylon shank works to provide torsional rigidity. 5.11 Tactical incorporated patented D3O Impact Protection for a softer, more flexible and shock-absorbent foundation. Customers can select from 6-inch and 8-inch height options and the boots can also be purchased with waterproof or composite safety toe (CST) features added. The EVO Boot will be available in Black, the CST boot comes in Bison.