Collar Size
Lay the shirt or top flat with the collar fully extended. Measure from the center of the collar button to the far end of the buttonhole.
Shoulder Width
Measure across the back from one shoulder seam to the other
Bust Size
Measure across the chest, from underarm seam to underarm seam. Double this measurement for the full bust size
Waist Size
Measure horizontally around the narrowest part of the waistline
Hem Size
Measure the circumference of the bottom hem of the garment
Cuff Size
Measure the circumference of the sleeve or pant leg opening
Length
Measure from the shoulder's highest point down to the bottom hem.
Sleeve Length
Measure from the shoulder seam to the sleeve's end (cuff)
