Pro Whitening Gel is formulated with proprietary Polyclean® technology to boost stain removal and deliver active whitening ingredients into teeth’s grooves and crannies. The super-oxygenated micro foam helps lift and remove surface stains that have accumulated over time. Add with any toothpaste and get to brushing for results you can see within 7 days and up to 8 shades whiter in 14 days!