This is the smallest cap offered by New Era. As the name "My 1st" suggests, it's designed to be even smaller than their regular kids' models. My First Size (Approximate: 0-2 years old, height up to 80cm) The back has a button closure for adjustable sizing. - Condition: New, unworn, and stored at home. This camouflage pattern is rare in this size. New Era Baseball Cap First Cap Camouflage Baby Clothes