CHEST: Measure the widest part of your chest, under your armpits and around. Be sure that your arms are resting at your sides.
SLEEVE: Measure from the middle of the back of your neck, over your shoulder, over your elbow, ending at your wrist.
WAIST: Measure the smallest point of your waist all the way around.
INSEAM: Measure from your crotch down to the top of your foot. For the Twist of Fate 1pc suit, measure from your crotch down to the top of your ankle.