Personalized 100 Days Of School Loading T-Shirt. Celebrate your child's 100th day of school in style with our adorable 100 Days of School apparel! This design features a cute and happy illustration, perfect for capturing the excitement of this special milestone. Your little one will love showing off their school spirit with this unique and memorable design. 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.