Ariat men’s Intrepid Force waterproof composition toe work boot. The Intrepid work boot series is the best selling work boot regardless of brand or style that we have ever carried. SpiderTek pro heels act as a shock absorption system. This technology dissipates pressure and provides rebound for active support and flexibility. Outsoles of this boot are oil and slip resistant Duratread outsoles. This boot meets or exceeds ASTM F2413-11 MI/75C/75 certificates and is EH rated. Roomier square composite to with an 11″ shaft.