Most of us need our fuel to get going in the mornings. Make sure everyone knows not to disturb you with this hidden message mug for your favourite get-up-and-go drink of choice.
• Black matte finish when cold
• Reveals the print when exposed to hot liquids
• Dimensions: height – 3.85″ (9.8 cm), diameter – 3.35″ (8.5 cm)
• Made in China. Printed in the USA and EU
Note that in some instances the coating might not be 100% opaque and an outline of the design might peek through a little. Also, you shouldn’t put the mugs in a microwave or dishwasher since it can damage the coating.