Ariat Boots ATS Max technology supports and cushions as you move, promoting good posture and reducing fatiguefort technology is what we love about Men"s Ariat Boots At the core of ATS Max technology is the Ariat ATS Max extra wide shank, plus forefoot and heel stabilizers for support and reduction of foot fatigue and injury. EVA mid-foot support reduces metatarsal stress. The ATS Max footbed has a low-friction surface to protect from heat build-up and blistering. Shock-absorbing gel cushion reduces skeletal impact stress on knees, hips, and lower back. Cupped footbed chassis offers torsional stability. Work at your peak in the Ariat Workhog lace-up work boot. It features a full grain leather foot under an 8" full grain leather shaft. Mesh lining. Stability chassis promotes proper gait cycle. Shock-absorbing EVA midsole with removable ATS insole. Single stitched Goodyear welt. Round composition toe profile with 90 degree unit heel. Self-cleaning outsole tread design. Imported.