College shirts are worn during physical activities such as during matches or outdoor activities. College shirts are tee shirts with school logo in front. In some universities, these college shirts are personalized by printing the last name of the student at the back of the shirt. School provides these college shirts to students at the beginning of every school year. In some universities, different colors of college shirts are used to identify the level of student such as green for freshmen, yellow for sophomores, red for juniors, and blue for seniors.