(1) Convenience Carry, Easy to Use, 1 Set use on 15 to 20 people, clean and Hygienic. (2) Single use sachets, before opening, can keep Long time-2 Years! (3) Made by environmental material, no harm to the skin, even the sensitive skin can use! (4) Care your lashes with our coating, can keep lashes lift for 8 to 10 weeks! save you SO much time!