Description About our Glamma Grandma Coffee mug Not found in stores anywhere, A Mugman online exclusive . The mug’s design is printed onto the mugs with professional inks through a sublimation process which permanently dyes the mug when heated on an industrial mug press. It is not vinyl and will not peel off. Even though the mugs are dishwasher safe ,it is recommended to hand wash so you can enjoy the mug for many years to come.
