vintage black/white retro flower cardigan with one button closure

vintage black/white 60's style flower cardigan with one button closure. Brand is christopher & banks. From late 90s, but very retro 60's vibes with a nice neutral color scheme. super cute, oversized fit. No size tag, see measurements for fit. I would say fits like an oversized medium Measures 23.25 pit to pit, 22.75 inches total length, and sleeves are 3/4 length measuring 17.5 inches sleeve to shoulder