Personalized It's My 8th Birthday with The Whatif Monster Youth Hoodie Sweatshirt. There's no day like your birthday, so why not try something new? It's My 8th Birthday with The Whatif Monster Youth Hoodie Sweatshirt - Black, perfect for little fans of "Jonathan James and the Whatif Monster" by Michelle Nelson-Schmidt. This youth pullover fleece hoodie delivers reliable all-season comfort with a durable cotton-poly blend that keeps kids warm and ready for anything. Crafted in 7.5 oz, 60% cotton / 40% polyester fleece, it features a jersey-lined double-needle hem hood, topstitched neck, and coverstitched shoulders and armholes for added structure. With ribbed cuffs and bottom band, a front pouch pocket, and side-seam construction, this hoodie is built for everyday wear, vibrant school days, weekend outings, or layered looks. Machine washable and made to stand up to repeated wear and washes.