Vintage Red Floral Button Up Cardigan Sweater M Faux Pearls Embroidery Wool?

Vintage Red Floral Button Up Cardigan Sweater M Faux Pearls Embroidery Wool? There is not material tag to tell me what this is made from but it feels like it could be a wool blend. Also, there is no size tag to please see measurements below. no flaws to note Features: • Enamel Metal Buttons Size: Womens M Approximate Flat Measurements: Shoulder Width: 17 in / 43 cm Underarm to Underarm: 20 in / 51 cm Sleeve Length: 20 in / 51 cm Overall Width: 25 in / 64 cm Condition: Pre-Owned Good no flaws to note