The label says size 12 but it fits like a US 6-10 (relaxed loose fit on a size 6 or relaxed fit for size 8, and fitted on a size 10) but please see measurements below to make your determination. Machine washable, and gently worn. Measurements: Shoulder to shoulder: 16.5” Armpit to shoulder: 9” Sleeve length: 24.5” Neck to hem: 30” Armpit to armpit: 20”