Tops
Measuring Garments - Body Width Body width
measure 1” below armhole and straight across from side to side.
Measuring Garments - Body Length Body length
measure in a straight line at point where neck trim meets body to bottom of garment (including any bottom trim).
Measuring Garments - Armhole Armhole
measure in a straight line at point where sleeve joins body at the shoulder to the point where the sleeve meets the body at the underarm.
Measuring Garments - Sleeve length Sleeve length

At the top – measure from point where sleeve meets shoulder seam, straight along fold to bottom of sleeve (including any sleeve trim).

Measuring Garments - Sleeve length Center back – measure from center of back where collar joins garment to where the sleeve and shoulder joins, then to the end of sleeve cuff or hem.
Measuring Garments - Sleeve length Shoulder to shoulder – measure across the back of the garment along the shoulder seams from the outside edge of one shoulder to the outside of the other.
Measuring Garments - Sleeve length Colret width – position ruler end to colret seam at center front and measure across width of colret.
Measuring Garments - Sleeve length Cuff width – measure from the point where the cuff is attached to the sleeve to the end of the cuff.
Measuring Garments - Sleeve length Bottom band width – measure where bottom band is attached to edge of band.
Measuring Garments - Sleeve length Bottom band opening – measure along edge of bottom band.
Measuring Garments - Sleeve length Muff pockets :

Opening – measure along the pocket opening from the top of the pocket down to the bottom of the pocket opening.

Measuring Garments - Sleeve length Length – measure along side of garment from the point parallel to the top of the pocket down to the point where the pocket meets bottom band.
Bottoms
Measuring Garments - Sleeve length Waist band :

Relaxed – measure distance across waist at center of elastic/band ½” down from top.

Stretched – measure elastic waist extended horizontally to maximum width without breaking stitches.

Measuring Garments - Sleeve length Length:

Total length – measure along outseam from top of elastic to bottom of leg.  (A to B)

Inseam – measure from crotch seam down to bottom of leg.  (C to D)