You will enjoy lvl lashes lash perm treatment time 60 minutes lvl revolutionises antiquated perming techniques in a number of ways lvl uses an innovative technique to gently lift and straighten the lashes giving you lashes that look thicker and more voluminous lvl uses silicon shields rather than rods the shields are far more comfortable both for you and your lashes our fabulous lvl gel formulation straightens the lash rather than curling it the result stunning length volume