Personalized Coolest Plumber Youth T-Shirt. The world's coolest plumber text with a snowman holding a plunger is a humorous gift design for plumbing contractors at birthdays and winter holidays. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.