Personalized Princess 4th Birthday Toddler Sweatshirt. Pink Princess 4th birthday. This pink heart with a jeweled tiara will make your little girl's fourth b-day special. Happy birthday 4-year-old! Keep your little one cozy and stylish with this soft and durable toddler sweatshirt. Designed for comfort and ease of movement, it features a classic fit with ribbed cuffs and hem for added warmth. Perfect for everyday wear, playtime, or chilly outings, this sweatshirt is made to withstand the adventures of an active toddler