This Sunderland Christmas mug is the perfect gift to have that hot chocolate, or a nice bru of tea over this festive period. Designed by me and for everyone to have their very own football club's Christmas mug The print retains its quality and luster when used in both microwaves and the dishwasher. - Ceramic 11oz mug - Dishwasher and microwave safe - Product safety tests conducted by independent third party laboratories.