The boot worn by the world's leading public safety personnel, the 5.11 Tactical A.T.A.C. 2.0 8" Side Zip Boot, just got promoted. This boot is lighter and more comfortable yet maintains its reputation for toughness and durability. The new air flow tongue and full-length dual durometer Ortholite footbed work to keep your feet cool, dry, and comfortable all day. With the new Achilles heel flex zone gives a critical part of your foot more range of motion without compromising support. With a full-grain leather toe, 840D nylon upper and shock mitigation system provides the kind of rugged protection you need; while the knife pocket keeps an important ally within reach.