the description:
Crest 3D 3D Teeth Whitening Pastes in One Hour
Crest 3D Teeth Whitening Teeth Whitening Pastes.
Enamel safe The same whitening ingredient used by dentists.
It gives you a guaranteed smile that is noticeably whiter 100%.
It will give you a 12 levels whiter smile in just 10 days.
Effective teeth whitening with ideal results.
The box contains 20 pastes, 10 for the upper jaw and 10 for the lower jaw.