Using fake lashes is safe enough for our natural lashes?

The great news is, no, false eyelashes will not ruin your real eyelashes. In fact, they don't really interfere with them at all. False eyelash strips, when applied correctly, sit just above your natural lash line on your eyelid..

It's safe to wear, yes. 

Yes as long as you don't pull your natural lashes while removing the fake lashes.

False eyelash strips, when applied correctly, sit just above your natural lash line on your eyelid.. Even though the lash adhesive can sometimes find its way to the base of your natural lashes, it is completely safe and gentle, so you don't have to worry about harming them

If you're not pulling out your lashes like crazy when taking them off, of they chemical isn't harmful in the glue, then it's alright.