Eyelash extension are great opportunity to have longer and thicker eyelashes at all times without extensive mascara applications.
There are few things you should know:
1. Eyelash extensions do damage natural eyelashes. The glue for eyelash extensions make natural eyelashes thinner, also if eyelash extensions are heavy and natural eyelashes are not strong, eyelash extensions will start falling with natural eyelashes - you will lose natural eyelashes.
2. If technician is not experienced - you can lose your eyesight. During procedure glue and tweezers are used - so there is always risk to have a eye damage. Make sure person who does procedure is experienced.
3. To support natural eyelashes while extensions are damaging them, use eyelash growth serums, like Fysiko serum.