Rebuild, strengthen and whiten formula. The kit includes a syringe of W Gel 1 with 35% hydrogen peroxide (H2O2) and a specially designed RS Gel 2 which contains desensitizing ingredients. The combination of potassium nitrate and hydroxyapatite restores and regenerates the enamel. The kit contains the essential products that are enough for 5 patients to whiten their teeth. A typical treatment is 3 consecutive cycles of 15-20 minutes. The use of RS Gel allows patients to overcome hypersensitivity within a very short time after treatment and does not require the use of accelerator. Excellent teeth whitening results along with little or no sensitivity. FOR BEST RESULTS, USE WITH BEYOND ACCELERATOR.