Discover effortless elegance with Castano, a soft natural brown designed to enhance light to medium brows. The KLA Beauty Hair Stroke Marker glides seamlessly to create ultra-fine, realistic strokes for a naturally defined look. With its fast-drawing precision tip and rich waterproof, smudge-proof formula, your brows stay flawless from morning to night — beautifully balanced, softly sculpted, and undeniably chic.