For other sizes please convo me or start a custom order! Ask about school colors. Great for school teams "Knights" This is one heroic hat and warm to boot! Every Knight must have one of these! Great hat buttons make it easy to remove the face mask! Please feel free to request colors via convo or if you have any questions. I can make them in any sports team's colors. When ordering your knight hat you can either pick from the sizes listed or you chose option "CUSTOM." With this option you measure around the head (from middle of forehead around the head, in inches) of the person for whom you are ordering and put the measurement in the comments. NON CUSTOM SIZES ARE NOT GUARANTEED TO FIT. Approximate sizes in Inches: (This is how big around the outside of the hat will be) NB----12inches 0-3----13 inches 3-6----15 inches 6-9----16 inches 9-12---17 inches 12-24---18 inches 2-4----19 inches 4-6----19.5 inches 6-8----20 inches 8-10---20.5 inches teen is 21in adult is 22in xlarge is 24in Shipping includes: standard usps mail with tracking. WARNING: CHOKING HAZARD - Small parts, DO NOT leave child unattended with items. I make every effort to make my items secure as possible but i cannot guarantee that all small parts will stay attached due to excessive handling.