So Stretch Mascara from Sisley Paris is a lengthening, fortifying and defining formula that will transform lashes. The innovative formula ' enriched with damask rose extract, bamboo powder, vitamin peptide, arginine and castor oil ' improves lashes' length, vitality, strength and thickness, leaving them soft and protected. The conical brush coats each eyelash evenly for a panoramic effect ' perfect for daily use, lashes will be stronger, thicker and longer day after day.