Ceramic cups by taobao - I love these! The beauty of them, the simplicity, the dual textures in your hand, the illusion of movement the drops create, the gentle earth tone colors. Of course they are by a Japanese artist. What is this glaze?
create template by wrapping stiff material round the glass & trim to size. Building it over the original glass helps to hold the structure. Baby powder instead of non-stick liquid to help the clay slide off. Add a bottom!