Flytosky Creative Couple's Mug Valentine's Birthday Gift Magic Mugs | Amazing New Heat Sensitive Color Changing Coffee Mug Brand: Flytosky Material:ceramics(send us pictures you want by email once you place the order) Capacity:437ml Weight: about 500g Explanation: the first picture is the original one side of the mug, the second picture is the original whole picture of this mug, the third picture is the example picture which shows the change of the mug after heated by the hot water, the final picture is the whole things you will get for this price. Note: this mug is color changing because of the heat. Every customer can send us the pictures you want to present on this mug, which means that your sent pictures will be shown on the mug after heated by hot water. This price is for only one mug. Because of the creativity and customized need, this price is a little expensive but worth. Please read details below if you want any further information.