Personalized Dentist Or Hygienist Funny Hippo Women's T-Shirt. Funny dental hygienist or dental assistant Women's T-Shirt - Black with hippopotamus and Floss Em quote. Also perfect for a dentist or dental office staff. Classic ladies' styling with a feminine neckline, sleeves and fit. 5.0 oz., pre-shrunk 100% cotton. Double-needle stitching throughout