-Double wall's configuration!You'll never feel the heat as you're holding the mug no matter how hot the liquid inside.
-New waterproof design so you can wash the mug safe and easy.
-It is a green mug because every part of the mug is made of Eco-friendly material for the health of human being.
-We can serve you DIY eager on a plain version,such as logo,photo,words.
-Fine bone china is the only authenticated high-grade porcelain in the modern world.
-Tap the BOB to wake him up,he'll be pleased to shine himself for 2 minutes.
-Color:blue/green/RGB
-Use 3xAAA battery(not included)