Do you remember those secret messages you had to discover when you were a kid? Those games and riddles would make life simpler. Enjoying some of those puzzles and unravelling the hidden message anywhere may be the funniest thing ever! Who says you can’t do it now? It would be really cool to make a gift with a hidden message, so the luckiest person in the world can find out. Dozens of “I love you” hid a mysterious text! To customise this original gift go to our customisation area. There you can write the secret message for your mug. You can write your names or a nice dedication! In addition, this product includes red glasses to discover the message . You just need to wear them to find this curious message. Glasses’ measurement: 14cm on the front side. Glasses’ material: cardboard.