Selling a brand new, unopened set of Maven Magnetic Filters since I've switched my kit over to 82mm. Here's a description of the kit from mavenfilters.com which retails brand new for $479. Maven Color Coded Magnetic Filters Photography & Videography Set The Maven Color Coded Magnetic Filters Set is curated to enhance your photography and videography endeavors with ultimate convenience and versatility. This comprehensive set includes a range of essential filters and accessories designed to enhance your creative vision. Maven Filters received PetaPixel Accessory of the Year and Phoblographer 2023 Editor’s Choice. Key Filters: 3 Stop Neutral Density Filter: The red-colored 3 Stop Filter is essential for videographers, landscape, and portrait photographers. The 3-Stop offers precise light reduction for optimal exposure control. The 3 Stop Filter is red to match the video record button icon. 6 Stop Neutral Density Filter: The 6-Stop is ideal for long exposures during twilight hours. Reduce 98.5% of available light with the light purple 6 Stop Filter. For easy identification, the 6-Stop is light purple for use during twilight hours. Six tactile grooves on the aluminum ring provide easy identification. 10 Stop Neutral Density Filter: The gold-colored 10 Stop Filter, reduces 99.9% of available light while maintaining color neutrality. Achieve long exposure effects in sunny conditions. 10 distinct grooves on the aluminum ring provide easy identification. Circular Polarizer Filter: The blue Maven Circular Polarizer (CPL) is a “must have” for landscape photography. Intensify blue skies and reduce glare from non-metallic surfaces. Ensure easy identification with the bright blue ridged control ring to match the blue sky. Splash (UV) Guard Filter: Ensure the front of your lens remains safe. Ideal for harsh conditions, this filter has protective properties of a splash (UV) guard to get ultimate protection for your lens in dirty, dusty, or harsh weather conditions. Made with a distinctive grey color ring, white optical glass, multi-resistant coating, and hydrophobic nano-coating. Included Essential Components: Maven Magnetic Adapter Ring: Thread this ring onto the front of your lens to effortlessly attach the filters, providing seamless compatibility and easy installation. Maven Magnetic Front Cap: Protect your lens and filters with the magnetic front cap, ensuring the safety of your gear during transport and storage.