Personalized 100 Magical Days Of School T-Shirt. Celebrate a hundred magical days of school with our adorable and enchanting design! This cute and happy 100 days of school apparel is perfect for students and teachers alike. Featuring vibrant colors and playful graphics, it adds a splash of fun to any classroom or school event. 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.