Personalized Happy 100 Days Of School Baby Sweatshirt. The Happy 100 Days Of School design features playful illustrations and vibrant colors that will surely bring a smile to your child's face. It's a fun and cheerful way to commemorate this special milestone in their educational journey. Whether they're wearing it to school or for a special celebration, our apparel will make them feel proud and excited about their accomplishments. Keep your little one warm and comfortable with this soft infant crew fleece sweatshirt. Made from a cozy cotton poly blend, this pullover offers just the right amount of warmth for cooler days without feeling bulky. The snap-tape neck closure makes dressing quick and easy, and the ribbed collar, cuffs, and hem provide a secure fit that moves with your baby. Durable stitching and side-seam construction help the sweatshirt maintain its shape and softness through repeated washing. Great for everyday wear, daycare, playtime, or layering during fall and winter, this fleece sweatshirt is a practical and comfortable essential for any baby wardrobe.