FIRM UP! FACE SERUM with hyaluronic acid, peptides + hibiscus 1.0 oz. This concentrated, oil-free serum provides firming, hydrating and anti-aging properties to the skin. Using nature’s pallet to help fight the signs of aging, this serum was formulated with a potent blend of plant based peptides clinically shown to increase collagen & elastin, hydrating hyaluronic acid for plumping the skin and to help the skin retain moisture, powerful anti-aging & antioxidant rich extracts of hibiscus, edelweiss and green tea and soothing rose hydrosol water. SIZING: The 1 oz size is the standard retail size. We also offer this product in back bar sizing for professional use. These sizes are 2 oz and 4 oz.