O'brien Women's Vest Size Chart

	X-Small	Small	Medium	Large	X-Large
Chest (inches)	28-32	32-36	36-40	40-44	44 - 48
Chest (cm)	71-81	81-91	91-101	101-111	111 - 122

These are general guidelines only, sizes are not guaranteed. But no worries, since at Scuba.com we offer our exclusive PFF Guaranty