Spread a funny message on your next vacation with this custom charging battery group vacation shirt, showing off your energy level! Customize the text on the back of the shirt and display your name. Get all 4 shirts in this set: Tired, Still Going, Relaxed, and Yahoo!!. Each shirt features a design both on the front and the back, and has a variety of colors to choose from. 
Made from very soft materials, this tee is 100% cotton for solid colors. Heather colors include polyester. The shoulders have twill tape for improved durability and there are no side seams. The collar is made with ribbed knitting to prevent curling damage.