White Stag Woman Lined Houndstooth Blazer Sz 16?

Excellent condition, just missing tags with size & fabric info. Feels like wool, but I'm sure it isn't. Three front pockets. One front button. Padded shoulders. Fitted by side darts on each side from sleeves to hem on front and back. Colors are: ivory, black, dark khaki & burgundy. MEASUREMENTS: Length 30.5" x sleeves 23" x armpit-to-armpit 24" x approx waist & hips/hem 22"