SYNCHRO SKIN GLOW luminizing fluid foundation R2 SYNCHRO SKIN GLOW luminizing fluid foundation #R2 is a medium shade with a neutral undertone. It is designed to provide a natural and luminous finish to the skin. This foundation is formulated with Synchro Skin™ Technology, which helps to sync your skin's natural glow and create a radiant complexion. It is also infused with light-diffusing powders to help blur the appearance of fine lines and pores, and reduce the look of dullness. It is also enriched with hyaluronic acid, which helps to hydrate the skin and promote a smooth, even complexion.