Adel Elseri and Said Fayad, both 26, say their invention is far more hygienic than a conventional toothbrush. The disposable gadget, called T2T, which stands for Tongue To Teeth, slips over the tongue, and has a coating of toothpaste. Adel Elseri and Said Fayad, both 26, say their invention is far more hygienic than a conventional toothbrush.
The Daily Startup 