The Mass Boot from Bos & Co is a stylish and warm waterproof boot for women. Gorgeous leather upper sits atop a cool chunky heel with a rubber non slip sole. Mass is comfort rated to 5 degrees Fahrenheit, getting you through the cold weather months. Mass is also lined with Suapel microfiber, extremely soft to the touch. Wear Mass with your edgy cuffed denim or cozy corduroy pants and chunky soft sweaters or leather jackets.