2 Brow Bigshots! Shape and tame your brows with the 2 Brow Bigshots Kit. Precisely, My Brow Pencil scores with its ultra-fine lead a nd its strong, yet blendable color that lasts up to twelve hours: With particularly delicate strokes, the eyebrow penc il fills in gaps for precisely defined brows that look absolutely natural. Then use the 24-Hour Brow Setter to give your eyebrows sh ape and a long-lasting finish that lasts up to 24 hours!