Over time the skin becomes less firm and less elastic two types of wrinkles can line your face horizontal wrinkles and vertical wrinkles they harden your expression making you look sad or tired for 20 years the l39oreal laboratories have developed formulas for anti wrinkle and firming efficacy as part of the revitalift range l39oreal paris revitalift hydrating smoothing serum formula is ultra concentrated with anti ageing actives for an immediate and intense action l39o