The Men's Uscape Apparel Light Blue Colorado School of Mines Orediggers Pigment Dyed Fleece Sweatshirt is the perfect way to show your support for the Orediggers. Made from a soft cotton and polyester fleece blend, this lightweight sweatshirt is perfect for mild temperatures. The pigment dyed design gives it a unique, vintage look. With its cross-grain cut body panels, this sweatshirt is sure to become a favorite.