1. The toothpaste and toothbrush with cap are combined into one easy-to-carry unit.
2. You can rotate the end knob and get the proper amount of toothpaste on brush bristle.
3. Very easy to refill... Simply remove the bottom end cap, press the tube of toothpaste again the tube and squeeze until the tube is filled to capacity with your favorite toothpaste. Each tube filling will supply enough toothpaste for 20~30 brushings.
4. A visual window can show that amount of toothpaste has been used.
5. The recycling and the resource saving are the trend of modern environmental protection.

http://www.2-in-1.com.tw/E2.htm  for more information.