False eyelashes Ardell Double Up 206 Black They are made of 100% natural hair, and the threads are mounted in 2 overlapping layers, as if they were two pairs of false eyelashes in one. They are very light, easy to apply false eyelashes that come in a box designed to keep the eyelashes safe and hygienic for later use. They are lashes that can be reapplied countless times. Ardell false eyelashes are used by make-up artists, celebrities and models from all over the world.