Improved formula and stability
The new drug enclosing technology could enclose the whitening active ingredient into organic polymer, making the product more stable during the shelf life and ensuring that the whitening pen will not produce bubbles dilute the gel and swell for two years under normal temperature conditions.
Convenient and simple operation
The whitening pen is small and cute with convenient use, the mint flavor will not stimulate our mouth during the utilization.
Combined with the whitestrips, the optimized whitening effect will be achieved
