Muck Boot Chore Xpress Cool Mens Size 12 M Boots CHCT-900. Condition: New with tags, but I've lost the box. A few scuffs visible in the photos just from being stored in my closet. The Chore Cool is a reliable work boot with its rugged and dependable design, perfect for farmers or simply for trudging across muddy fields. These mid-height work boots feature a rubber overlay and quick cleaning sole. The upper is reinforced in both the toe and heel area, plus additional arch support giving you the protection you need. The 4mm neoprene makes these boots lightweight and flexible, w- XPRESSCOOL™ tech. 100% Waterproof XPRESSCOOL™ evaporative cooling liner Vibram® Traction Lug outsole provides increased traction up to 25%, adding stability, and increasing surface area by 50%, while adding propulsion and increased braking power. 4mm CR Flex-Foam neoprene liner is 100% waterproof with exceptional comfort, flexibility, shock absorption and heat retention properties; adjusts to the contours of your foot to resist blisters and chafing Rugged abrasion-resistant Spandura® upper for durability Easy to clean rubber overlays Triple rubber toe reinforcement Quadruple rubber heel reinforcement Reinforced arch support Steel shank for structural support Quick cleaning rubber outsole offers durability and traction on slick surfaces Reflective pull-tab for easy on and off Estimated boot height 31.5cm/ 12.4in Estimated max calf circumference 40.5cm/ 15.9in Comfort Range: 40°F to 95°F / 4°C to 35°C