JCP size, large, charcoal, gray blazer

JCP size, large charcoal, gray with pinstripe lining and cuffs blazer. Has faux pockets, measuring 27 inches in length, 19 inches width. Brand new condition never worn, I outgrew it before I got a chance to wear it😂. It’s stated large I feel like it is more like a medium. Shell is 70% rayon 30% polyester, lining 100% polyester.