Sizing Chart Reebok 11K Helmet

Helmet Size	Hat Size	Circumference (cm.)	Circumference (in.)
Small	6 3/8 - 7	46 - 56	20" - 22"
Medium	6 7/8 - 7 3/8	54 - 59	21.5" - 23"
Large	7 1/4 - 8	58 - 68	22.8" - 25"