NFL Nike Men‘s Jerseys Size Chart - NFLShop.com

Nike Men's NFL Jerseys

Game/Limited
Size	S	M	L	XL	XXL	3XL	4XL
Chest (Nike)	41 3/4	44 7/8	48	52	56	60	63 3/4
Chest (Reebok)	42	46	50	54	58	62	66
Back Length (Nike)	30	30 1/4	31	31 3/4	32 5/8	33 1/2	34 1/4
Back Length (Reebok)	32	33	34	35	36	37	38

Limited (Premier)
Size	S	M	L	XL	XXL	3XL	4XL
Chest (Nike)	42	45	48	52	56	60	64
Chest (Reebok)	42	46	50	54	58	62	66
Body Length (Nike)	30	30 1/4	31	31 3/4	32 5/8	33 1/2	34 1/4
Back Length (Reebok)	32	33	34	35	36	37	38

Elite (authentic)
Size	M	L	XL	2X	3X	4X
Numeric Sizes	40	44	48	52	56	60
Chest (inches)	44	47.5	51	55	59	63