https://www.quora.com/profile/Lash-Line-3 best glue for lashes line Even if you've perfected applying lashes under the lash line part of the procedure, the lash band will still be visible when you blink or move to the side, causing the illusion to be broken. It is possible to get a more natural and seamless lash appearance by applying lashes under the lash line (also known as under lashing). If you follow a few easy guidelines, it's no more dangerous than applying regular artificial lashes.