You have to stay alert and on your A-game to avoid those pesky wormholes! Stay energized during your space travels by sipping your favorite beverage from this Star Trek: Deep Space Nine Wormhole Heat Mug. Featuring a heat-sensitive design, this 20 oz mug will reveal a special image as you fill it with the hot drink of your choosing. 

• PERFECT FOR FANS: This Star Trek: Deep Space Nine Wormhole Heat Mug makes an out-of-this-world gift for Star Trek fans.
• GREAT FOR GIFTING: With a unique design, this mug makes a great gift for fans of Star Trek: Deep Space Nine.
• SIZING: This 20 oz Star Trek: Deep Space Nine mug is the perfect size for your favorite morning beverage or late night brew.
• A COMFORTABLE DESIGN: This Star Trek: Deep Space Nine mug features a large easy-grip handle for your comfort. 
• ADDITIONAL INFORMATION: Hand wash only. Do not microwave.