The Colgate Max White Overnight whitening pen is designed for use before bedtime, resulting in whiter teeth while the user sleeps. The effective serum in the pen does not damage the tooth enamel.

• Effectively whitens teeth and removes stains up to 15 years old, caused by food and drinks.
• Safe and gentle on tooth enamel.
• Precision applicator for easy application.
• Contains invisible serum that dries quickly.
• Ideal results after 3 weeks of use.
• Simple and clean way to whiten teeth.