Total Length
Measure straight down from the center back of the neck to the bottom hem.

Shoulder
Measure straight across from one shoulder edge to the other.

Chest
Measure horizontally across the fullest part of the chest, right below the armpits.

Hem
Measure horizontally across the bottom hem from one end to the other.

Armhole
Measure straight down from the shoulder point to the armpit.

Sleeve Length
Measure straight from the shoulder point to the end of the sleeve.

Cuff Opening
Measure horizontally across the sleeve cuff from one end to the other.