Dr song teeth whitening gel

Dr Song Remineralization Gel 8 Syringes Teeth Treatment (Health and Beauty)

My teeth lost a lot of strength due to braces and whitening. I used this product several times and I could feel my teeth feel stronger ! I love these products ! Great use but needs instructions in the package! 

 Dr Song Home Professional Teeth Whitening 44% Carbamide Peroxide 8 XL Syringe Kit with Light, Trays and Gel Applicator (Health and Beauty)

Great product! perfect to whitten your teeth ! Great customer service ! I would not boil mouth piece and be careful with the measurement of gel you put on the Mouth piece ! I wish the gel wasn't so messy !