Best Sister Ever! Coffee Mug - Gift for Sister Mug

This coffee mug features a funny sister saying "You're The Best Sister Ever! Keep That Shit Up" and a thumbs up graphic. This mug is perfect as a Christmas or birthday gift for your sister.

— High Gloss & Premium White Finish

— Dishwasher & Microwave Safe

— Double-Sided Print

— 11 oz. Ceramic Mug