So Stretch visibly lengthens, defines and beautifies the lashes, from the root to the tip. Eyes look 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 and thicker looking lashes. their protection (with synthetic ceramide as the key ingredient), for more durable lashes. The conical brush coats all the lashes, even the finest, for a panoramic effect. Tolerance tested under ophthalmological control.