Amazingly boldacious mascara that goes on big, bold and beautiful. Black Opal’s Boldacious Thickening Mascara will make even thin, wispy eyelashes noticeable.. An exclusive, patented V-shaped brush lifts, lengthens, thicken, smoothes and separates even the most curly lashes for a dramatic eye! Special polymers, make this mascara last for hours without flaking, clumping or smudging.