SIZE	BUST	WAIST	HIP
S/EU 38-40, US 6-8	34.6" - 36.6"	27.6" - 29.5"	36.6" - 38.6"
M/EU 40-42, US 8-10	36.6" - 38.6"	29.5" - 31.5"	38.6" - 40.6"
L/EU 42-44, US 10-12	38.6" - 40.6"	31.5" - 33.5"	40.6" - 42.5"
XL/EU 44-46, US 12-14	40.6" - 43.7"	33.5" - 36.6"	42.5" - 45.7"
2XL/EU 46-48, US 14-16	43.7" - 45.7"	36.6" - 38.6"	45.7" - 48.4"
3XL/EU 48-50, US 16-18	45.7" - 48.4"	38.6" - 41.3"	48.4" - 51.2"
4XL/EU 50-52, US 18-20	48.4" - 51.2"	41.3" - 44.1"	51.2" - 53.9"
5XL/EU 52-54, US 20-22	51.2" - 53.9"	44.1" - 46.9"	53.9" - 56.7"

Sizes can vary from 2-3 centimeters because they are measured by hand. 1inch=2.54cm The size matched on a label can differ from the one you have ordered

SIZE	S	M	L	XL	2XL	3XL	4XL	5XL
US	6-8	8-10	10-12	12-14	16-18	16-18	18-20	20-22
EU	38-40	40-42	42-44	44-46	46-48	48-50	50-52	52-54
UK/AU	10-12	12-14	14-16	16-18	18-20	20-22	22-24	24-26
IT	42-44	44-46	46-48	48-50	50-52	52-54	54-56	56-58

Chest/Bust: Measure circumference around the widest part chest/best
Waist: Measure natural waist where pants sit (think regular rise pants).
Hips: Stand straight and measure around the largest circumference at hips.

Country/region

French Black Woolen Large Brim Versatile Jazz Hat

French Black Woolen Large Brim Versatile Jazz Hat