The Nebula Airbrush Make-up Set for Eyebrows consists of 6 innovative silicone colors for perfect eyebrow shaping. Due to its micronized pigments, Nebula provides an extraordinary natural and flawless finish and is scientifically formulated to deliver a long-lasting, durable result. It can be applied using a spray gun or a brush. Do not inhale and only use in well-ventilated rooms. Shake well before use.