Attention for this customers all time favorite! The Bumpy Cup. Inspired by the seventies funky colors and shapes, the wavy cup is a everyday cup for your coffee, tea, juice... you name it! This cup is made out of stoneware clay and is thrown on the wheel by Marie in her community ceramic studio in the east of Germany. The special glazes are self mixed and vary from a glossy, semi-glossy to matte finish depending on the color.