Size Guide

Men's Outerwear

Shoulder: Measure from the edge of one shoulder, straight across your upper back to the opposite shoulder tip.
Chest: Wrap the tape measure around the widest part of your chest, keeping it parallel to the floor.
Natural Waist: Measure around the narrowest section of your torso (typically just above your belly button).
Lower Waist: Measure around the widest part of your midsection, right where your trousers sit.
Hips: Stand with your feet together and measure around the fullest part of your seat, just above your thighs.
Sleeve Outseam: With your arm slightly bent at your side, measure from the shoulder seam down to your wrist bone.

What Size You Need	Suitable Person Chest Size	Jacket Chest	Jacket Sleeves	Jacket Shoulder
XSmall (XS)	36 - 37	42	25.5	17.5
Small (S)	38 - 49	44	25.5	18
Medium (M)	40 - 41	46	26	18.5
Large (L)	42- 43	48	26.5	19
XLarge (XL)	46 - 47	52	27	20
XLarge (2XL)	48 - 49	54	27.5	21
XLarge (3XL)	50 - 51	56	27.5	21

Note: If your size does not match with above chart, please contact support at sales@onejackets.com.

Shoulder: Measure from the edge of one shoulder, straight across your upper back to the opposite shoulder tip.
Bust: Wrap the tape measure around the fullest part of your bust, keeping it level and parallel to the floor.
Natural Waist: Measure around the narrowest section of your torso (typically just above your belly button).
Lower Waist: Measure around the widest part of your midsection, right below your natural waistline.
Hips: Stand with your feet together and measure around the fullest part of your hips and seat.
Sleeve Outseam: With your arm slightly bent at your side, measure from the shoulder seam down to your wrist bone.

What Size You Need	Suitable Person Chest	Jacket Chest	Jacket Sleeves	Jacket Shoulder	Your Waist
XSmall (XS)	31 - 32	36	24	16	32
Small (S)	32 - 33	38	24.5	16.5	34
Medium (M)	34 - 35	40	25	17	36
Large (L)	36 - 37	42	25.5	17.25	38
XLarge (XL)	38 - 49	44	26	17.5	40
XLarge (2XL)	40 - 41	46	26	18	42
XLarge (3XL)	42	48	26.5	18	44