Personalized Happy 100 Days Of School Baby Sweatshirt. Our 100 Days of School design apparel features a delightful and eye-catching design that showcases the excitement of reaching this special milestone. With vibrant colors and playful graphics, it's a fun way for kids to express their love for learning. 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.