Are you a sailor, a whaler, or just a good scout? UPG will help get you ship-shape with our How to Tie Knots mug. The mug has a cleat for a handle and comes with a length of rope. As soon as you open the box, you can follow the step-by-step instructions to learn eight classic knots. Holds 12 ounces / 350mL. For sailors and lubbers. Brine not included.