About this item DESIGN - This tumbler is made from high-grade porcelain clay, premium,glossy & durable. Double ceramic wall construction design can insulate hot or cold beverages, slow down the transfer of heat from beverages to outside, better than normal single wall mug. DIY - It is very much like the paper cup that you can design your own mug by using acrylic paint markers, it is very special and you can attract many people's attention. Also a great gift for the special one. ON THE GO…