Stila's Stay All Day Waterproof Brow Color is the easy and effortless way to sculpt and fill brows. The unique marker-inspired brush tip pen creates hair-like strokes for a naturally defined look. The long-wearing, waterproof formula glides on smooth and won't smudge or run. Contains skin and hair nurturing honey, aloe leaf and chamomile extracts. Use multiple colors and balayage your brows!