Key Features:Gloss finishHeat change or standard mug availableScratch ResistantIf they spy a brew with their little eye, our personalised mug is the ideal gift for dad! It reads ‘I Spy With My Little Eye’ and an image of a vintage spy glass. You can add a special message and it’s available as a heat change or standard mug to create a unique gift, perfect for any occasion! Personalisation:Personalise the mug with a message in up to 18 charactersUse our innovative preview feature to see how it will look with your personalisation. Simply enter the message and press the Preview buttonMaterial: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