Opti Crystal is our No1 bestselling, luxury liquid crystal eye serum that's specially formulated with efficacious ingredients to minimise dark circles and enhance the appearance of fine lines, wrinkles and sagging around the eyes. What It Does: Hydrates the under-eye area and helps to reduce fine lines Helps to protect the under eye area from environmental stressors, that can increase signs of ageing Helps to radically reduce the appearance of dark circles and crow's feet Opti Crystal Liquid Crystal Eye Serum is more than just a beautiful product–it's the ultra-hydrating under eye treatment that's missing from your routine. Lauded by skincare professionals, beauty editors and influencers as a must-have pick-me-up for tired-looking eyes, our top-selling eye serum is infused with soothing coconut and liquid crystal technology to deliver unprecedented hydration to the delicate eye area–it softens the look of fine lines, dark circles and wrinkles over time. Enriched with rich antioxidants such as Spin Trap and Alpha Lipoic Acid, Opti Crystal also helps protect eyes from harmful free radicals, which can increase signs of ageing. Say hi to a brighter, younger-looking appearance.