This waterproof formulation lasts for up to 24 hours. It is completely smudge-proof and suitable for hot and humid climates. It delivers a gorgeous color payoff with an intense, inky pigment. The formula dries quickly, and offers an even, playful lining experience without transferring, feathering, skipping, or running. It features a luxe finish with velvety opacity. The soft, skinny Flexi-Art tip provides a unique bend for ultimate flexibility. It delivers effortless control so you can create elegant contours, pristine definition, and an ultra-fine or dramatic line.