When speed and agility are key, the Rocky HAVOC Public Service Tactical Knit Upper Boots delivers. Lightweight tactical knit upper resists wear and tear, while a 100% rubber outsole with aggressive 5mm lug pattern provides unbeatable gripping power on virtually any surface. This GSA compliant tactical boot features Rocky's patented Air-Port footbed that provides superior energy return so you can go farther and faster than ever before.