The biological activity of Neck Wrinkle Treatment, L4 is adjusted to the Gender, Skin Area and Skin Concern. Level 4 reflects the age group from 56+. Neck Wrinkle Treatment cream slows down signs of skin aging; minimizes appearance of fine lines, strips, and wrinkles in neck area. Helps prevent signs of premature aging of the skin - one of the first areas to show the signs of aging. With continued use promotes skin elasticity and firmness; refines skin texture, effectively slowing down appearance of fine lines in neck area. Actively helps to reduce skin sagginess. Helps to hydrate the skin in neck area. Available in 2.0 oz