Packed ・1pc Paw Patrol Canvas Cap Hat Material : CanvasSize: Hat Circumference : 52-54cm(velcro on the back・Adjustable)Head Circumference (This is for your reference only)・0-3 Month: Around 45cm4-7 Month: Around 47cm6-12 Month: Around 49cm1-2 Year: Around 49-50cm3-4 Year: Around 51-52cm5-7 Year: Around 53-54cm10-15 Year: Around 55cmAdult Female: Around 56-57cmAdult Male: Aroudn 57-59cm