Personalised Daddy and Me Low Battery Mug Set: What is it? It\'s a matching set of mugs for a father and child, except dad\'s mug shows low batteries while the child\'s is full! Personalise it! Each mug allows you to add a name of up to 12 characters to it. About the product These mugs are made from quality ceramic and have differing sizes. Dad\'s mug holds 11oz (325ml) while the child\'s mug holds 6oz (177ml). Why you should buy it An adorable set of matching mugs for a father and child well, that\'s a Father\'s Day gift that\'ll warm your heart. Order this set of Daddy and Me Low Battery mugs now! | Personalised Daddy and Me Low Battery Mug Set