Yes, because of different size, there have different cap: Small(1-21.5", 2-13.5", 3-11", 4-12", 5-14", 6-5" ") Medium(1-22.5", 2-14.5", 3-11.5", 4-12.5", 5-14.5", 6-5.5") Large(1-23.5", 2-15.5", 3-12", 4-13.5", 5-15.5", 6-6") 1 Circumference 2 Front to Nape 3 Ear to ear across forehead 4 Ear to ear over top 5 Temple to temple round back 6 Nape of Neck The above cap size we can all offer everybody!