Vtg silver mock neck tank top shimmery antique buttons sz S/M

How about a shimmery summer night outfit with this vintage silver metallic mock neck sleeveless top with one-of-a-kind silvertone antique buttons. No size tag, estimated to be S/M, check measurements. Minimal signs of wear. Measurements laying flat . . . Armpit to armpit 18.5" Length 21" Width at hem 18.5"