The Swissbiosmile PAP Gel is an advanced, gentle teeth whitening solution that is free of peroxides, making it ideal for sensitive teeth. The innovative PAP formula (phthalimidoperoxycaproic acid) gently removes stains without damaging the enamel or causing sensitivity. This bleaching gel is the perfect choice for anyone seeking an effective and tooth-friendly whitening. Recommended use: Apply the gel to the teeth 2–3 times a week for 60 minutes each time to achieve long-lasting whitening. It is suitable for maintaining an already achieved teeth whitening as well as for gradually refreshing your tooth color.