Personalized 100 Days Of School Toddler Dress. Celebrate the milestone of 100 days of school in style with our cute and happy 100 Days Of School design apparel. This design is perfect for students and teachers alike who want to commemorate this special occasion. Whether you're a parent looking for a fun outfit for your child or a teacher looking for a unique way to engage your students, our 100 Days Of School design is a great choice. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!