Veet's Purest Formula**** Formula with the least amount of ingredients vs. all previous Veet wax strips formula (only applicable to wax formula).Hypoallergenic Wax Formula****** formulated to minimize the risk of allergic reactions.Skin Health Alliance - Recommended by Dermatologists**Dermatologically recommended by the Skin Health Alliance which involves a scientific review performed by a team of independent dermatologists (only applicable to Cold Wax Strips).The hypoallergenic wax formula with Pure Inspirations:- Dermatologically recommended by the Skin Health Alliance whichinvolves a scientific review performed by a team of independent dermatologists [only applicable to Cold Wax Strips).- Formulated to minimize the number of ingredients required and the riskof allergic reactions.- Removes the hairs from the root, for up to 28 days of smoothness.