Compare these garment measurements with a favorite item you already own. For the most accurate fit, measure the garment flat rather than measuring around your body.
1
Lay it flat
Place a similar garment on a flat surface without stretching it.
2
Measure width
Measure straight across the chest, about 1 in (2.5 cm) below the armholes.
3
Measure length
Measure from the highest shoulder point down to the bottom hem.