Mega stretchy all over. You can size down one also. Ash is a 16/17 and can wear xl or large.
Details
Tank Smocked Eyelet Dress
Brand: White Birch
Color: Lavender
Sizing
S (2-6) | M (8-10) | L (12-14) | XL (16-18) | 1X (18-20) | 2X (20-22) | 3X (22-24)
Ashley (Size 16 regular and 40H bust) wears size XL
Fabric Fit & Feel
97% Poly 3% Span
T-shirt Soft
Relaxed fit with room in the tummy (Taco friendly :-)
Measurements (approximate and taken while laying flat)
Length from shoulder to bottom seam: Medium 35 Inches | 2X 38 Inches
Bust width: Medium 28 Inches | 2X 35 Inches