Colgate Whitening Pen, Overnight 0.08 Ea

Removers years of stains. In just 1 week (Use as directed). Designed for no tooth sensitivity (During and after whitening process). Let's get glowing! Overnight whitening pen with pen stand removes years of stains in just one week (Use as directed) with 3 simple steps. Apply: Apply whitening serum to teeth just before bed. Sleep: Let the gel work its magic overnight. Glow: Wake up with a whiter smile. Enamel safe.