Personalized 3rd Birthday Look Whos Three Toddler Sweatshirt. Whether you're planning a big birthday bash or a small family gathering, this 3rd birthday design is sure to bring a smile to everyone's face. Made from high-quality materials, this design is comfortable for kids to wear all day long while they enjoy their special day. 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