H&M Rhinestone Trim Black Satin Spaghetti Strap Top size L/XL

Gently flared, sleeveless top in satin with a narrow-cut, rhinestone-trimmed front section. Extra-narrow, rhinestone-embellished shoulder straps crossed at back. Slit at sides of hem. Chiffon lining. Art. No.:1034868002 Length: Regular length Sleeve Length: Sleeveless Fit: Loose fit Description: Black/silver-colored, Solid-color Shell:Polyester 100% Lining:Polyester 100% Size was cut out of the shirt by previous owner. I've never worn it except for the picture measured the top across the chest at the dart lines and it's 21 in which puts it right in between a large and an extra large