| RefrigiWear Classic Leather Boot | Brown | Ragg Wool/Leather | 15. RefrigiWear Comfort Rating: -15°F to 35°FVibram® Montana with IceTrek® outsoleVitaComfort® anti-fatigue and gravity-fed moisture management system It's called a Classic for a reason. These leather work boots will help you get the job done safely and comfortably. The Vibram® outsole on the Classic insulated work boot is non-slip and electrical hazard compliant. Plus, the ASTM composite safety toe protects your feet against impact, so you can work without distractions and unnecessary dangers.... - RefrigiWear Classic Leather Boot | Brown | Ragg Wool/Leather | 15. |