XS	S	M	L	XL	2XL	3XL
Chest (in)	34.5	36	37.5	39	41	43	45
Waist (in)	30	31	33	34.5	36.5	38.5	40.5
Hips (in)	35	37	38.5	40	42	44	46
Inseam (in)	31.8	32.2	32.6	33	33.5	33.8	34.2

Chest: Measure under your arms, around the fullest part of your chest.

Waist: Meaure around your natural waistline, keeping the tape a bit loose.

Hips: Mesure areound the largest part of your hips.

Inseam: Using pants that fit well, measure the crotch seam to the ankle bone.