Colgate Optic White Overnight Whitening Pen, 2 x 2.5 mL

Includes:

• 2 whitening pen

• Removes years of stains in 1 week
• 35 nightly treatments in 1 pen
• Serum 100% made up of 4 items: hydrogen peroxide, alcohol solvent, copolymer and water
• Precise application
• Easy to use
• Enamel-safe whitening serum dries in seconds to form a film that whitens teeth overnight
• No tooth sensitivity during or after the whitening process