Hat Size Chart

Head Size (in.)	US Hat Size	Metric Size	Generic Hat Size
20 7⁄8	6 5⁄8	53	S
21 1⁄8	6 3⁄4	54
21 1⁄2	6 7⁄8	55
21 7⁄8	7	56	M
22 1⁄4	7 1⁄8	57
22 5⁄8	7 1⁄4	58	L
23	7 3⁄8	59
23 1⁄2	7 1⁄2	60	XL
23 7⁄8	7 5⁄8	61
24 1⁄4	7 3⁄4	62
24 5⁄8	7 7⁄8	63	XXL
25	8	64

Head Size (in.)	US Hat Size	Metric Size	Generic Hat Size
20 7⁄8	6 5⁄8	53	S
21 1⁄8	6 3⁄4	54
21 1⁄2	6 7⁄8	55
21 7⁄8	7	56	M
22 1⁄4	7 1⁄8	57
22 5⁄8	7 1⁄4	58	L
23	7 3⁄8	59
23 1⁄2	7 1⁄2	60	XL
23 7⁄8	7 5⁄8	61
24 1⁄4	7 3⁄4	62
24 5⁄8	7 7⁄8	63	XXL
25	8	64

Determining Hat Size:

Hat size is calculated by way of the head's circumference. Using a standard tape measure, wrap around your head approximately half an inch above the eyebrows where the intended hat will rest. Be sure that the tape measure is not twisted and is seated straight.

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