Only the Best Parents Get Promoted to Grandparents 11-Ounce White Ceramic Coffee Mugs Announcement Mug Bundle (Black/Pink) Made of 100% Ceramic - This bundle includes (2) Grandparent Mugs Holds up to 11 Fl. oz of Liquids C-Shape Handle for Easy Carrying Dishwasher Safe/Microwave Safe. Great for Expecting/First Time Grandpas and Grandmas for Dad, Mom, Grandpa, Grandma, Grandparent Announcement Gifts, Grandparent Announcement Mugs