Approximate measurements:
Across the bust: 23"
Across the waist: 23"
Across the hips: 23"
Shoulder to hem: 30"+ 4" fringes
Sleeve inseam: 10"
Mannequin in photo is tall sz 4

J. McLaughlin Gia Reversible Open Front Wool Poncho - estimated size is  M / L / XL