You will enjoy marvel lash individual eyelash extensions full set upper lashes approx 2 hours 30 minutes or infills 60 minutes or removal 30 minutes semi permanent individual eyelash extensions that are glued to each lash individually to extend the length of your natural lashes light weight and natural looking lash loyalty is available have 4 infill tretaments and get the 5th free can be carried over between full set re applications please note a patch test is require