Zara White and Pink Striped Knitted Sweater Size Unknown

A cute,  pink and white striped crew-neck knit sweater from Zara. Size is unknown, but my best guess is medium. Please see the measurements I've included below for a more accurate estimate of size.

Fabric & material unknown.

Approximate measurements when flat:

Pit to pit/bust: 20.5inch
Waist: 19.5inch
Bottom hem:13inch (stretches to 21.5inch)
Length (top to bottom): 19inch
Sleeve length (from shoulder): 18inch
Wrist cuff: 3inch (stretches to 6inch)