Waist Measure your waist at the narrowest point.
Hip Stand with your feet together and measure around the fullest part of your hips.
Inseam Measure a great-fitting pair of pants down the inside of the leg.
The number of inches to the nearest half-inches is your inseam length.
Rise Measure from the top of the waistband to the leg seam.
Women's Bottoms
Martin + Osa Sizes
XS
S
M
L
XL
XXL
0-2
4-6
8-10
12-14
16
18
Waist (in)
24.5-25.5
26.5-27.5
28.5-29.5
31-32.5
34
36
Hip (in)
35.5-36.5
37.5-38.5
39.5-40.5
42-43.5
45
47
Waist (cm)
61-64
66-69
71-74
77-81
85
90
Hip (cm)
90-93
95-98
100-103
107-110
114
119
Japanese Alpha Size
S
M
L
XL
XXL
XXXL
Japanese # Size
5-7
9-11
13-15
17-19
--
--
English (UK)
4-6
8-10
12-14
16-18
20
22
French
32-34
36-38
40-42
44-46
48
50
Italian
34-36
38-40
42-44
46-48
50
52
Women's Inseam
Martin + Osa Sizes
Regular
Long
Length (in)
32
34
Length (cm)
81
86
Women's Rise
Martin + Osa Sizes
Osa Rise
Classic Rise
Front Rise (in)
8.25
9
Front Rise (cm)
21
23
Back Rise (in)
13.75
14.5
Back Rise (cm)
35
37
Bust Measure completely around the bust at the fullest point.
Women's Tops & Dresses
Martin + Osa Sizes
XS
S
M
L
XL
XXL
0-2
4-6
8-10
12-14
16
18
Bust (in)
32-33
34-35
36-37
38 1/2-40
41 1/2
43 1/2
Bust (cm)
81-84
86-89
91-94
98-102
105
110
Bra Size
32A
34A, 32B
36A, 34B, 32C
36B, 34C, 32D
38B, 36C, 34C
38C, 38D
Japanese Alpha Size
S
M
L
XL
XXL
XXXL
Japanese # Size
5-7
9-11
13-15
17-19
--
--
English (UK)
4-6
8-10
12-14
16-18
20
20
French
32-34
36-38
40-42
44-46
48
50
Italian
34-36
38-40
42-44
46-48
50
52
Belts Measure over waistband of pants. If between sizes, order the next larger size.
Women's Accessories
Martin + Osa Sizes
XXS
XS
S
M
L
XL
XXL
0
2-4
4-6
8-10
12-14
16
18
Waist (in)
28-30
30-32
32-34
34-36
36-38
38-40
40-42
Waist (cm)
71-76
76-81
81-86
86-91
91-97
97-102
102-107
Footwear
Your shoe size is the distance from your heel to the tip of your longest toe.
Measure both feet. Choose the larger size for a comfortable fit.
Chest Measure your chest just under your arms.
Neck Using a measuring tape, measure around the base of your neck.
Arm With your arm relaxed, place your hand on your hip with your elbow at a 90-degree angle.
Men's Graphic T/s, Polos. Hoodies. Shirts and Sweaters
Martin + Osa Sizes
S
M
L
XL
XXL
Chest (in)
37-39
40-42
43-45
46-48
49-51
Chest (cm)
94-99
102-107
109-114
117-122
124-130
Neck (in)
14.25-15
15-15.75
15.75-16.5
16.5-17.25
17.25-18.25
Arm (in)
32-33
33-34
34-35
35-36
36-37
European
48
50-52
54
56-58
60
JPN Alpha Size
M
L
XL
XXL
3XL
Men's Constructed Blazers
Martin + Osa Sizes
S
M
L
XL
XXL
XXXL
Chest (in)
37-38
39-40
41-42
43-44
45-46
47-48
Chest (cm)
94-97
99-102
104-107
109-112
114-117
119-122
European
47-48
49-50
51-52
53-54
55-56
57-58
JPN Alpha Size
M
L
XL
XXL
3XL
4XL
Belts Measure over waistband of pants. If between sizes, order the next larger size.
Men's Leather Belts
Martin + Osa Sizes
S
M
L
XL
XXL
Waist (in)
30
31
32
33
34
35
36
38
40
42
44
Waist (cm)
76
79
81
84
86
89
91
97
102
107
112
Footwear
Your shoe size is the distance from your heel to the tip of your longest toe.
Measure both feet. Choose the larger size for a comfortable fit.