Define your brows with NYX Brow Gel and enjoy 16-hour hold. NYX Brow Fixer is a unique formula that does not flake or leave a white film for a natural, non-sticky brow look. NYX Brow Gel is a brush with bristles specially designed to style and set brows. NYX Brow Gel can be used alone or with your favorite brow products. Convenient and easy-to-use packaging.