Which Hogwarts house will reveal itself when you pour in hot water? Make your favourite hot drink and watch the House reveal itself in full house colours! Perfectly predicts the recipients pre-sorted house each time. The secret is in choosing your gift recipients house then removing the peelable sticker from the box, denoting the house, before gifting! Note: Due to the Colour Changing properties of this mug it is not suitable for use in Microwaves. Hand wash only.
