- naturally lengthening. Look long and full, feel thick and conditioned. Brown Black - Brown Black. Get natural-looking, extra-long lashes that are thick and feathery. Our proprietary formula conditions and strengthens while the dual-edged brush makes it easy to maximize lashes top and bottom. New dual-sided brush creates longer, fuller looking lashes. Developed with a proprietary blend of Seaweed Lipids and Wheat Protein that thicken, curl and strengthen lashes. Triple-length Cellulose Fibers add extra length and thickness. Formulated with Panthenol to condition lashes. Created to protect lashes in order to reduce splitting and breaking. Free of lacquers, shellac, and petroleum-based ingredients. Goes well with PureLash® Lash Extender & Conditioner and Mystikol® Onyx.