- 3 pens of 2ml PAP+ gel - The activator with red and blue light - Charger with USB-C connection - Gentle on your teeth - Free from Hydrogen Peroxide - Long lasting The Be Lucent PAP+ Teeth Whitening gel offers a gentle, peroxide-free solution that protects both enamel and gums, utilizing blue and red light for effective whitening and soothing effects. PAP technology ensures a safer, non-sensitive experience. The gel formula is 100% free from Hydrogen Peroxide, to avoid sensitive teeth and minimize potential risks of enamel damage. Instead, Stellar uses PAP which is much gentler against the teeth.