The Champion Navy Colorado School of Mines Orediggers Stacked Logo Volleyball Jersey Long Sleeve T-Shirt is the perfect way to show your support for the Colorado School of Mines Orediggers. Made from a comfortable cotton and polyester blend, this long sleeve t-shirt features screen print graphics of the Orediggers logo, a crew neck, and ribbed collar and cuffs. Whether you're cheering on the Orediggers at a game or just showing your school spirit, this t-shirt is a must-have for any fan.