Shop thermal online from a great selection of tops, bottoms, sets, and more available at low prices. Born during the great depression in 1932, Rocky has grown to be a globally recognized industry-leading footwear brand. Rocky’s base is still located in Nelsonville, Ohio, US. It now owns Lifestyle footwear, Leigh Safety Shoe Co., and more. Many popular shades of gray are smoke gray, ash gray, charcoal gray, etc. We have Rocky Gray Thermal for men available in the most common fabrics like Polyester and Knit Fabric. Pick the right one for your needs.