Simply place Mighty Mug down on your desk and it creates an airlock which allows Mighty Mug to resist accidental knocks avoiding spills. When you lift Mighty Mug up, the pressure is instantly normalised allowing the airlock to release and Mighty Mug to lift naturally.
You need to try it to believe it! Kept the VR Super Store happy for hours...
- Size: 0.47L
- Colours: Red or Charcoal
Ideal present for the office, boat or at home.