Oona Button-Up Shirtnow on sale! originally $298, now on sale for $149. please note: all sale items are FINAL SALE. no returns or exchanges. meet the oona continuous sleeve button up shirt in white from frank & eileen. introducing ona, F&E's first ever continuous sleeve button up! frank & eileen's signature continuous seam sleeve creates a clean, sophisticated line from your neckline to your wrist. the effect is flattering and ridiculously elegant just like the original