Tough and dependable. On Duty or off. This AR670-1 compliant MQC FORCE TACTICAL THERMO GTX boot is a legendary Merrell performance boot made especially for servicemen and women. Built with the latest technology to tackle any environment. A fully waterproof GORE-TEX® membrane, a waterproof abrasion resistant material, SOLARCORE® insulation with aerogel for warmth, and our Vibram® TC5+ outsole that provides exceptional traction for outdoor multi-sport activities, formulated exclusively for Merrell. Waterproof suede leather and 100% recycled RPET textile upper 100% recycled laces and webbing Bellows tongue keeps out debris Medial venting for breathability 100% recycled breathable mesh lining 100% recycled mesh footbed cover