Professional Whitening Gel for Professional results.  Now you can feel confident about promoting and whitening your clients teeth with our breakthrough formula. Works on ANY stains. Say goodbye to coffee, tea, red wine, smoking stains. Our advanced formula leaves the bleach in a "liquid paste" formula which allows the gel to penetrate deep into the enamel to remove stains. Compared to traditional whitening bleach which comes in a "thick gel" formula, takes longer to break down and to see results. Our powerful 38% Hydrogen Peroxide comes in a 2 syringe formula. One syringe has hydrogen peroxide, second syringe has an activator. This separation allows for the gel to remain stable for 24 months.