1. Shoulder: Measure across from one shoulder seam to the other.
2. Chest: Measure across the garment under the armpits.
3. Length: Measure from the collar seam to the bottom hem.
4. Sleeve: Measure from the shoulder seam to the cuff.
Sizes can vary from 2-3 centimeters because they are measured by hand. 1inch=2.54cm.