Restylane Skinboosters Vital Light Lidocaine is designed to improve the skin’s quality by boosting skin hydration and increasing its smoothness, elasticity and firmness. Restylane Vital Light is suitable for more delicate areas such as the neck or décolletage. Use the product to treat the following areas: face, lips, hands, neck and décolletage. Contains lidocaine, a powerful anaesthetic, for a more comfortable injection.