Calculus joke travel mug

You don’t have to give up a colorful, funny, or attractive design for the function of a top-notch travel mug. Zazzle’s commuter mugs feature a rubber-lined lid for a tight, spill-resistant seal, twist the lid to reveal the sip opening! So, take your favorite photo, monogram, pattern, or cool design with you on your new favorite mug.

• Dimensions: 14-ounce: 2.5" D base x 3.5” D x 6.2” H
• Materials: Stainless steel body; plastic handle and base; rubber-lined plastic lid
• Double-walled stainless steel helps will keep your drink of choice hot
• Do not microwave; hand wash recommended
• Printed on demand in San Jose, California
• Do not overfill and be careful with hot liquids that may scald
• Keep out of reach of children when filled with hot liquid