Give your designs some sparkle and shine by adding a few of these Cosmic Delta rhinestones from Swarovski. This rhinestone is completely colorless, which means it will work with hundreds of color palettes. The rhinestone has a triangle shape and irregular facets that give it a contemporary flair. You can try this rhinestone on flip flops, cell phone cases, handbags, headbands, t-shirts, or craft projects. Just apply a bit of glue to its back.