Navy blue top guitar sequins and beads, marked M but fits S

Navy blue woven polyester top embellished with a bead and sequin electric guitar. Lined. The top layer is sheer. Racer back. The hem is pointed in the back. The color in the first photo is most accurate. Mannequin’s measurements are 34/36/36, with a B cup. Marked M, but fits S. The fabric isn’t stretchy. Pit to pit 17 1/4” Excellent gently used condition. Hand wash cold and line dry. Can be steamed, but don’t iron it. From a smoke free and pet free home.