Teeth with up to 8 whiter shades in just 14 days! Most of the time we smile and laugh when we hear something funny. This is the reflexive smile, which appears as a spontaneous reaction. Also, the smile is an expression of happiness and optimism and is recommended to everyone, in large quantities. Add confidence to your everyday smile! A smile creates a state of well-being, both for each of us and for all those we come in contact with and brings people closer by creating emotional connections. When we smile, we relax, we relax, the smile bringing satisfaction, joy and admiration from those around us. SHINE charcoal teeth whitening strips are thin, flexible strips covered with a teeth whitening gel. This gel has teeth whitening properties and also contains a fresh mint taste.