✨ Brighten Your Smile, Elevate Your Confidence! ✨ PF formula enhances enamel micro-hardness and health. Fluoride and potassium nitrate work together to prevent sensitivity. D.I.Y. tray kit ensures a snug, comfortable fit. Achieve a dazzling smile with 20% whitening power! Get salon-quality whitening without leaving your house. Sticky, viscous for perfect fit 20% whitening power PF formula for enamel health Opalescence PF 20% Teeth Whitening 8pk & 3 D.I.Y. Tray Kit combines powerful whitening with enamel protection. Its unique PF formula not only whitens teeth but also enhances enamel health and prevents sensitivity, making it the perfect choice for those seeking a brighter smile without compromising dental health.