Teeth Whitening Kit"Our custom kit is perfect for as a stand alone home whitening treatment. You can use the kit once or twice a day for 30 to 60 minutes. There is enough gel for at least 10 applications. It is recommended to start off with 30 minutes, once a day or every second day. The results can get your teeth up to 10 14 shades whiter. Our carbamide peroxide gel is made with the finest quality ingredients including kosher, GMO free, vegan glycerin and all natural