The Men's Heathered Gray Lewis & Clark College Pioneers The Keeper T-Shirt is the perfect way to show your support for the Lewis & Clark College Pioneers. Made from a soft cotton and polyester blend, this comfortable tee features printed graphics that proudly display the Lewis & Clark College Pioneers logo. Whether you're cheering on the Pioneers at a game or just showing your school spirit, this t-shirt is a must-have for any fan.