Gear the newest member of the Seattle Mariners fan club in your household for the next game day with this My First 59FIFTY fitted hat from . It features the unmistakable Seattle Mariners graphic embroidered on the front panels and a structured design for a comfortable fit that lasts inning after inning. The flat bill also provides a classic look and the right amount of shade to keep your little one's noggin covered while they show their newfound favorites some love.