Vintage Koret of California Oversized Unstructured Blazer Blue

Vintage Koret of California unstructured blazer. Very good preowned condition. Unsure of items material poly blend? But tag says machine washable. 3 buttons with notched lapel and pockets in front No size but seems like a M/L 20.5” armpit to armpit 28.5” shoulder to hem 17” armpit to sleeve vintage blue unstructured blazer jacket grannycore grandma style vintage oversized teacher academia royal blue jewel tone