Key Features:Gloss finishHeat change or standard mug availableScratch ResistantFor his 21st birthday, give him a gift he\'ll keep with our Personalised 21st Birthday Mug! Add his name and a year to the mug for a unique present he won\'t find anywhere else. Personalisation:Personalise the mug with a name in up to 18 characters.Use our innovative preview function to see how your personalisation will look. Simply enter the name and press the Preview button. Material: CeramicCare Instructions:  Hand wash recommendedPlease note: The heat change option will arrive as a black mug and the image only appears once hot liquid is poured into it.