The SonUmbra is a solar powered upside down umbrella/tree designed by Loop.pH. During the day the tree, like a real tree, provides shade. At night the tree turns on using the energy harnessed by the solar cells implanted in the fabric of the tree. The tree is designed to interact with people moving about the tree. To do this as people move about the tree, the tree lights up and emits sound. To see how, watch the following:

This is a preview of Sonumbra showing the finished EL-lace umbrella cover animated for the first time. The music is the original composition by Alberto de Campo, which has been reworked into an interactive version controlled by the panoramic camera tracking.