No. 1 Sack Dinner Jacket in Wool Twill | Brooks Brothers online

Alpha Size	Size	Neck	Chest	Waist
XS	34	14 1/2	34 1/2	28 1/2
	35		35	29 1/2
	35		35 1/2	29 1/2
	36		36	30 1/2
	36		36 1/2	30 1/2
S	37	15	37	31 1/2
	37		37 1/2	31 1/2
	38		38	32 1/2
	38		38 1/2	32 1/2
M	39	15 1/2	39	33 1/2
	39		39 1/2	33 1/2
	40		40	34 1/2
	40		40 1/2	34 1/2
	41	16	41	35 1/2
	41		41 1/2	35 1/2
L	42		42	36 1/2
	42		42 1/2	36 1/2
	43	16 1/2	43	37 1/2
	43		43 1/2	37 1/2
	44		44	38 1/2
	44		44 1/2	38 1/2
XL	45	17	45	39 1/2
	45		45 1/2	39 1/2
	46		46	40 1/2
	46		46 1/2	40 1/2
	47	17 1/2	47	41 1/2
	47		47 1/2	41 1/2
XXL	48		48	42 1/2
	48		48 1/2	42 1/2
	49	18	49	43 1/2
	49		49 1/2	43 1/2
	50		50	44 1/2
	50		50 1/2	44 1/2

Alpha Size	Chest	Shoulder Span	Front Length	Back Length	Sleeve Length
XS	34.5	16.75	25	26	7
S	36.5	17.25	25.75	26.75	7.5
M	38.5	17.75	26.5	27.5	8
L	41.5	18.5	27.5	28.5	8.5
XL	44.5	19.25	28.5	29.5	9
XXL	47.5	20	29.5	30.5	9.5

Size	Alpha Size	Waist	Hip
28	XS	28.5	36
29	XS	29.5	37
30	S	30.5	38
31		31.5	39
32		32.5	40
33	M	33.5	41
34		34.5	42
35		35.5	43
36		36.5	44
37	L	37.5	45
38		38.5	46
39		39.5	47
40		40.5	48
42	XL	42.5	50
44	XL	44.5	52
46	XXL	46.5	54
48	XXL	48.5	56
50	2XLB	50.5	58
52	2XLB	52.5	60
54	3XLB	54.5	62

USA	EU	UK	Japan
7.5	40.5	7	25.5
8	41	7.5	26
8.5	41.5	8	26.5
9	42	8.5	27
9.5	42.5	9	27.5
10	43	9.5	28
10.5	43.5	10	28.5
11	44	10.5	29
11.5	44.5	11	29.5
12	45	11.5	30
12.5	45.5	12	30.5
13	46	12.5	31

Size	Alpha Size	Bust	Waist	Hip
0	XS	32	25 1/2	35
2	XS	33	26 1/2	36
4	S	34	27 1/2	37
6	S	35	28 1/2	38
8	M	36	29 1/2	39
10	M	37	30 1/2	40
12	L	38 1/2	32	41 1/2
14	L	40	33 1/2	43
16	XL	42	35 1/2	45

Size	Alpha Size	Bust	Waist	Hip
0	XS	32	25 1/2	35
2	XS	33	26 1/2	36
4	S	34	27 1/2	37
6	S	35	28 1/2	38
8	M	36	29 1/2	39
10	M	37	30 1/2	40
12	L	38 1/2	32	41 1/2
14	L	40	33 1/2	43
16	XL	42	35 1/2	45

Length (in)	USA	UK	JP	EU
9.48	5	2	21	35
9.64	5.5	2.5	21.5	35.5
9.80	6	3	22	36
9.96	6.5	3.5	22.5	36.5
10.11	7	4	23	37
10.27	7.5	4.5	23.5	37.5
10.43	8	5	24	38
10.59	8.5	5.5	24.5	38.5
10.74	9	6	25	39
10.90	9.5	6.5	25.5	39.5
11.06	10	7	26	40

Age	Alpha Size	Size	Height	Weight (lb)	Chest	Neck	Sleeve Length
4-6	XS	4	40 1/2	32-40	22	10 3/4	18 3/4
4-6	XS	6	45 1/2	40-50	24	11 1/2	21 1/4
7-8	S	8	47-50	50-60	26-27	11 7/8	22 3/4
7-8	S	8	47-50	50-60	26-27	12 1/4	23 3/4
9-12	M	10	53	65-75	28	12 3/4 - 12 5/8	25 1/4
9-12	M	12	57	80-90	29 1/2	13 1/8	27 1/4
13-14	L	14	60	95-105	31	13 5/8	28 3/4
13-14	L	16	63	105-120	32 1/2	14 1/8	30 1/4
15-16	XL	18	65 1/2	120-130	34	14 5/8	31 1/4
15-16	XL	20	67 1/2	135-145	35 1/8	15 1/8	32 1/4

Age	Alpha Size	Size	Height	Weight (lb)	Waist	Hip/Seat
4-6	XS	4	40 1/2	32-40	21	24
4-6	XS	6	45 1/2	40-50	22	26
7-8	S	8	47-50	50-60	23	27
7-8	S	8	47-50	50-60	24	28
9-12	M	10	53	65-75	24 1/2	29
9-12	M	12	57	80-90	25 1/2	31
13-14	L	14	60	95-105	26 1/2	33
13-14	L	16	63	105-120	27 1/2	35
15-16	XL	18	65 1/2	120-130	28 1/2	36 1/2
15-16	XL	20	67 1/2	135-145	29 1/2	38