Hat Sizes - Inches / cms / UK, etc.
	32	34	36	38	40	42	44	46	48	50	52	54
			S		M		L		XL		XXL
US	65/8	63/4	67/8	7	71/8	71/4	73/8	71/2	75/8	73/4	77/8	8
UK	61/2	65/8	63/4	67/8	7	71/8	71/4	73/8	71/2	75/8	73/4	77/8
CM	53	54	55	56	57	58	59	60	61	62	63	64
Inches	203/4	211/4	215/8	22	221/2	223/4	231/4	235/8	24	241/2	243/4	251/4
How to measure your head
Take a measuring tape and place it around the circumference of the head, slightly above the ears.