Durability ABS Construction with Metal Reinforcement: Made from ABS with metal lining for lightweight durability Features antireflective matte / flock interior, reinforced mounting rings with rubber grip for long last Full 82mm Filter Compatibility: Maintains complete access to 82mm without the shade Works seamlessly for nonrotating front lens design for smooth circular polarizer adjustments Space Saving Reversible Storage: Conveniently reverses and attaches to your lens when not in use, saving space in your camera bag while providing protections for front lens Ideal for travel and outdoor photography Professional Petal Design for Super Light Control: Engineered with calculated petal shape to effectively block light from various angles Reduces lens ghosting while maintaining optimal contrast and color saturation in high contrast or night photography for 24-70mm F 2.8 Lens: Specifically designed for 24-70mm F 2.8 DN Art lens Features a secure on or screw in design ( depending on model) with clicks mechanism for stable attachment and not wobble during use