Waterproof, rugged and all-conditions comfortable, this insulated work boot has a hand-shaped rubber upper and four-way-stretch interior for easy movement. It's insulation-rated to -40? Fahrenheit to fight sub-zero conditions, while a self-cleaning rubber sole provides grippy traction as it keeps mud and debris at bay. Style Name: Bogs Classic Mid Waterproof Insulated Work Boot (Men). Style Number: 6173799.