If you love music, having a good time and expressing yourself with cool t-shirts, then you’ll love this Keep Calm and Rock On T-shirt for Adults. This T-shirt features the rock on hand symbol and text screen-printed on a navy blue t-shirt. We’ve got plenty of t-shirts to match every personality, we’re sure you’ll find something you love at Wacky Planet. This 100% cotton t-shirt is available in adult sizes small, medium, large, XL and XXL (+$2.00). Care Instructions: Machine wash cold and tumble dry.