Nike 637165 — Women's Dri-FIT Vertical Mesh Polo

These are garment measurements in inches, not body measurements. Compare them with a similar garment laid flat. Width is measured across the garment, not around the body.

Chest/bust width measured across garment one inch below armhole, laid flat. Length from high point shoulder to hem (back). Sleeve from center back neck over shoulder to sleeve hem.

Nike 637165 — Women's Dri-FIT Vertical Mesh Polo — garment measurements (inches)
Size Chest width laid flat (in) Body length at back (in) Sleeve length from center back (in)
S 17.75 24.5 14.5
M 19 25 14.75
L 20.5 25.75 15.25
XL 22.5 26.5 16
2XL / XXL 24.5 27.5 16.5

Source: Nike 637165 — Women's Dri-FIT Vertical Mesh Polo size guide.