Make Me An Offer! Never used or swatched From the website: Shade - Diesel - Warm Very Dark Brown/Black Tinted fibers thicken brows by adhering to skin & hair for long-lasting fullness, shape, & definition. Plant-derived oil & a flexible gel mix to create a creamy formula for thickness without flaking. Hollow fibers are packed with formula for another hit of high volume. Like a hair mask for your brows, the nourishing plant-derived oil conditions, sets & won’t cause stiffness.