Ceramic with Rope Don’t just sip there - do something! Are you a sailor, a whaler, or just a good scout? We’ll help get you ship-shape with our How to Tie Knots mug. The mug has a cleat for a handle and comes with color-coded ropes. As soon as you open the box, you can follow the step-by-step instructions to learn eight classic knots. Holds 12 ounces.