Personalized Get Your Cray On 100 Days Of School T-Shirt. Celebrate the milestone of 100 days of school with our adorable "Get Your Cray On" design! This cute and happy design is perfect for showing off your child's excitement and achievement. Whether they're in kindergarten or elementary school, this apparel will make them feel proud and stylish on this special day. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.