YUMI is the worlds FIRST and BEST Keratin Lash Lift! It is hypoallergenic, vegan, cruelty-free, non-toxic, paraben-free, formaldehyde-free and ammonia-free! Every step has special ingredients such as aloe vera, glycerin, vitamin E, vitamin B5, and keratin which gives the hair an extra strength boost! This service lasts for 2 months.