The Limited Edition Papa Mug is perfect for the coffee-loving dad, the green tea enthusiast, or even the pencil holder collector. Made of steel, it is virtually unbreakable! You can proudly take it to the office or on a camping trip without fear of it shattering. Would you like to gift it as a Gift Pack? Two options are available! The Papa Pack includes the mug, 2 boxers, and 2 pairs of socks. The Papa Gourmet Pack includes the mug, a limited edition apron, a pair of boxers, and a pair of socks. Description: Capacity of 360 ml (12 oz) Made of steel Very lightweight and virtually unbreakable Not microwave safe Dishwasher safe, but avoiding it can promote durability.