["【2-in-1 Filter】A filter with ND and CPL functions, reducing light while enhancing sky blue intensity and color saturation.","【2-6 stops】Flexibly control light with two handles, adjusting light levels (2 to 6 stops) without affecting color or contrast.","【No X effect】High-quality ND filter by K&F Concept with self-locking mechanism to avoid \"X\" at high ND values.","【Nano-coating】Made of Japanese optical glass with 28 layers of green anti-reflective nano-coating, HD, waterproof, scratch-resistant, oil-resistant.","【Ultra-thin frame】CNC-engraved frame surface with non-slip teeth for precise filter adjustment, preventing vignetting with wide-angle lenses.","* K&F CONCEPT is the world's No.1 brand in lens filter online sales volume among camera-accessory-focused brands. Source: Euromonitor, 2024 data."]
