Health and Beauty

Crest Whitestrips Advanced Seal Ebay

Crest 3D White Whitestrips With Advanced Seal Professional Effects question?

Im planning on getting this on ebay but i have some questions
1. How many.small pouches come in a box ?
2. Are there 2 strips each in a pouch? (upper &lower teeth)
3. How long (days) do you use them for?
4. Is it once

1. I dont remember a lot though
2. 2 one for upper one for lower
3. I used them for a week and saw a change
4. You can use them 2 times a day if you want