The basics Ben Nye's Shimmer Crayons add dazzling effects to face and body! The benefits Safe for use on eyes and may be used as a creme base for powder pigments. The uses The waterproof formula can be blended with the warmth of your fingertip and sets in minutes for a smudge-proof finish.  The bottom line Ben Nye Shimmer Crayon adds dazzling, metallic accents on face and body effortlessly.