Key Features Material: Solid colors – 100% Cotton; Heather Grey – 90% Cotton, 10% Polyester; All Other Heathers – 50% Cotton, 50% Polyester Imported product, with pull on closure. Easy maintenance with Machine Wash Design and Fit Funny and unique art – Great for teachers, students, principals or coffee lovers Lightweight, Classic fit, double-needle sleeve and bottom hem for durability Perfect gift for celebrating the 100th day of school