- Get whiter teeth in just 15 minutes with PERL WEISS 903 whitening strips - Advanced Dual-Boost X2+ technology removes surface and deep stains - Visible results up to 3 shades lighter after 5 days of daily use - Non-abrasive formula, protects enamel and is ideal for sensitive teeth - Flexible strips, easy to apply with precise adhesion, do not slip - Simple use: apply once a day for 15 minutes, at home or on the go - Clinically tested and developed by experts for maximum safety - Free from microplastics, gluten, fluoride, and sorbitol; suitable for vegans and vegetarians - Includes 10 strips for 5 complete treatments