Basic White Cardigan Sweater M/L ? no tags button-up long sleeve pointed collar

Unbranded Basic White Cardigan Sweater size Medium? Large? no tags (measurements below) basic cardigan white/ cream tight ribbed knit long sleeves pointed collar buttons down the front patch pockets deep side slits, vented seems to be a bit shorter in the back than in the front Pre-loved; No size or fabric content tags. missing top button, on collar. Otherwise, EUC, excellent used condition seems like acrylic yarn to me washed up nicely in my machines, cold water, air dry approximate measurements taken while laying flat: chest 19.5" hips 20" length 25" sleeve length 16" (see pics) questions? please ask!