- The most effective whitening gel on the market. - Maximum whitening result after only 2 to 3 treatments. - The thermo gelling HPS-gel is fixated during treatment thus does not run. - Ready-to-use product, no mixing required. - Unique application technique with a pen. - HPS-gel can be stored outside of the refrigerator. Set contains: 12 x 2 ml pen. **For further product information, please contact Chat Support**