Workwear Thermal long johns, with front opening; comfortable breathable material and temperature control with flat seams and without labels (for added comfort). Thermal long Johns for Road maintenance workers, Farmers, Truckers, Carpenters, Electricians, Refrigerator Technicians, Plumbers, Painters, Cleaning companies, Installers, Warehousemen, Mechanics, Builders, Fishermen, Airport staff.