All-Conditions Work Boot. Used in a variety of wet work environments, these sealed boots lace-up tight and use 5mm neoprene for warmth. They utilize a clean shallow lug outsole that grips to a long list of wet surfaces. Great for work or casual use. Comfort Range: Sub Freezing to 65F. Breathable Airmesh lining. 5mm CR flex-foam. Snug ankle fit. Seamless, full coverage rubber overlays. Lightweight quick clean rubber outsole.