Features: Elevating your photography with this Polarizer Filter Kit, featuring filters optional to control light exposure, and enhances color saturation for cameras. Crafted with premium aluminum frame and multiple coated optical glass, these filters maintain flight stability while providing scratch resistant protections and high light transmission for clear imaging. Ideal for professional photographers and videographers seek precise light management during complex conditions like strong sunlight or reflective surfaces. Perfect for adventure, travel, and landscape photography where rapid filter swaps via twist lock mechanism ensures change between diverse lighting environment. The hydrophobic coating repels water droplet and fingerprints, long service life. Specifications: Material: aluminum, optical glass Product size: 6x4.9x0.4cm(ND) / 6x4.9x0.5cm(CPL) Pattern: 7 pattern optional Package Includes: Package 1: 1pc Camera Lens Package 2: 1pc Camera Lens Package 3: 1pc Camera Lens Package 4: 1pc Camera Lens Package 5: 1pc Camera Lens Package 6: 3pcs Camera Lens Package 7: 4pcs Camera Lens note: ONLY include filter, other accessories NOT include. Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.