The Ultimate Black Mascara is specially formulated to be compatible with Lash Perfect eyelash extensions. It can be used if the client feels the need to wear mascara, is water-washable and will not compromise the eyelash extensions bond. It should be only be applied to the tips of the lashes and can be used on the lower lashes. It is not necessary to apply mascara to the root of the lashes, as the adhesive will naturally thicken the appearance of the lashes. The Ultimate Black Mascara can be used on natural lashes. Delivery in 7 days.