Personalized 100 Days Of School Toddler T-Shirt. Whether your child is attending school in person or virtually, our 100 Days Of School design apparel is a fun and stylish way to celebrate this special occasion. It also makes a great gift for teachers, classmates, or friends who are also marking this milestone. Get your hands on our cute and happy 100 Days Of School design apparel today and make the 100th day of school even more memorable! A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.