biotopix conditioner; designed to increase the length and volume of eyelashes and give them a darker intensity and color.Get thick, strong lashes with BIOTOPIX cosmetic conditioner that supports the latest eyelash treatment technology. It contains a group of peptides specially selected to increase the length and volume of eyelashes and give them better intensity and darker color. BIOTOPIX stimulates the keratin genes that help promote the growth and strengthening of natural eyelashes at their roots. Amazing results within two weeks.