Personalized Plumbing Rocks Women's T-Shirt. Plumbing rocks text with three dancing rocks holding plungers and a pipe wrench is a humorous gift design to tickle the funny bone of plumbers and vo-tech students at back to school, birthdays, holidays and graduation. Classic ladies' styling with a feminine neckline, sleeves and fit. 5.0 oz., pre-shrunk 100% cotton. Double-needle stitching throughout