DESC: ATS (Advanced Torque Stability) offers three times the support of a traditional boot - Resilient, heat sensitive EVA orthotic footbed - Gel cushioned ATS™ forefoot and heel strike zones - Moisture-wicking liningThe Ariat Heritage II lacer, featuring ATS Technology, is still a top choice for everyday wear. Ariat has updated this popular style with fancier styling and hardware, so it looks just as great as it wears. It features a full grain leather foot and matching 6" lace-up shaft. Speed hooks for easy lacing. Roper toe. Single stiched welt.ATS Technology illustration detail: A. Resilient, heat sensitive EVA orthotic footbed. Gel cushioned ATS forefoot and heel strike zones. B. Stabilizing composite fiber forked shank. C. Flexible, long-wearing Duratread outsole.