Personalized My Daddy is the World’s Best Sailing Instructor Toddler Dress. My Daddy is the World’s Best Sailing Instructor Toddler Dress - Mauve with Speckles has cute world’s best design with slogan for the son or daughter of a Sailing Instructor. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!