So Stretch lengthens, fortifies and defines the lashes, from the root to the tip. Eyes are wider and lashes are fully fanned out.Its innovative lash care formula improves:- the beauty of lashes (Damask Rose extract and Castor Oil), for sheathed and softer lashes. - their length and vitality (Vitamin Peptide and Arginine), for longer, stronger and thicker lashes.- their protection (with synthetic ceramide as the active ingredient), for more resistant lashes.The conical brush coats all the lashes, even the finest, for a panoramic effect.Tolerance tested under ophthalmological control. Suitable for sensitive eyes and contact lens wearers.