Geometric Balloon Letters and Numbers are the latest balloon decoration idea to join the growing trend of balloon decorations. While similar to Mosaics Letters and Numbers Balloons, they carry a unique look that is a statement piece to any balloon décor arrangement. What is a Geometric Balloon Letter / Number Geometric Balloon Numbers and Letters are elements used in balloon decorations that form a 3D outline of the alphanumeric characters they represent. The outline is usually made out of meta