Barmy Print Mugs are printed on high quality white ceramic mugs dishwasher safe All our mugs are sent same day if ordered before 1 pm and are posted via royal mail in protective packaging to ensure your mug gets to you just as it was when it left our shop. All Mug designs are printed both side of the Mug Design Size May vary on each different design If at all you ain't happy with any of our products please contact us via contact seller before leaving feedback and we will do our upmost best to sort any issue you have.