Heat Changing Morph Mug - Under The SeaPerhaps the only thing more mysterious than the deep blue see is the absence of a warm drink in this worthly vessel. Pour to see the vibrant sea creatures. Kikkerland Under The Sea Morph Mug is designed by FormNation. It reacts to heat, revealing new and fun graphics. 8 oz 240 ml Capacity. It is made of stoneware and thermographic ink. Add your favorite hot beverage and watch this mug morph right before your eyes. As your beverage cools, the graphics