Fill this large 550ml (18.5floz) black ceramic mug with your favourite hot beverage and be amazed as the outside changes to reveal the blood-splattered text ALL WORK AND NO PLAY MAKES JACK A DULL BOY . The heat changing properties of this mug can be enjoyed again and again. As your drink cools, or the mug is emptied it will return to the original state ready to amaze you the next time you fill it with your hot drink of choice. Supplied gift-boxed, The Shining Large Heat Change Mug makes the perfect present for any fan of the 1980 psychological horror film The Shining, plus any collector of officially licensed movie memorabilia will want to add this to their collection.