For best results, comb lashes immediately with the Folding iLashcomb after applying your favorite mascara. 1\. While still wet with mascara, comb your lashes carefully, moving up, out and away from eyes. 2\. If applying more than one coat, comb lashes after each additional application. Precautions: Make sure to always look in a mirror when using this eyelash comb. The teeth of the comb are sharp. The teeth of the comb are extremely tapered. Never use this precision product without a mirror