INSTANT FIRMX LIP FILLER. Benefits: Clinically proven plumping lip treatment. Cream-to-balm formula leaves lips feeling hydrated, soft and supple with a sheer, natural-looking finish. Key Ingredients: 2% LineFill: a clinically advanced complex derived from sesame seeds that increases the look of lip fullness for a temporary effect. 1% Maxi-Lip: an innovative peptide complex that enhances lip appearance with continued use. 3% Ultra Filling Spheres with Hyaluronic Acid: plump the look of lips with moisture for a hydrated and supple appearance. Research Results: Clinically proven to immediately improve the look of lip plumpness and lip lines based on a 4-hour clinically measured study on 15 women, ranging in age from 21 to 54.. Based on an immediate (5-minute) consumer perception study on 33 women, ranging in age from 21 to 54:. 100% agreed lips felt soft and less dry and chapped. 91% agreed lips looked plump with moisture. 91% agreed lines on lips appeared smoother and less noticeable.