| 1. |
A super-slim design with an extremely thin head and slender neck |
| 2. |
Flexibly fitting bristles effectively dislodge tarter in hard-to-get spaces |
| 3. |
A dentist-recommended design that satisfies the three toothbrush requirements suggested by dentists |
| 4. |
A slim, hexagonal-shaped handle that can be held like a pen |