Clinique iD Dramatically Different Hydrating Jelly is a dermatologist-developed moisturizing base meant to be used in combination with a Clinique iD active cartridge. Formulated with an exclusive Clean Shield Technology™, this water-jelly locks moisture into the skin while filtering out pollution particles. The oil-free formula goes on smoothly without leaving a residue on the skin, creating a smooth and glowy complexion.Clinique iD is a revolutionary custom-blend moisturizer that combines a hydrating base with a targeted active concentrate. Available in 15 different combinations, Clinique iD hydrates and treats the skin for common concerns such as irritation, fatigue, and uneven texture. Customized skincare has never been this simple!