H&M black button detail vest size 8

This vintage vest purchased between 2008 and 2010 roughly is still in excellent condition. It was worn once or twice. 2 button front extra buttons inside tag. H&M size 8 machine wash air-dry shell 98% cotton 2% spandex lining 100% polyester measurement lied flat too to bottom 20” armpit to armpit 15” bundle for discount. Comment with questions. Reasonable offers welcome. Size 8 (woman’s medium) runs a little on the smaller side