The Neewer Magnetic Variable ND Filter (72mm, 1 to 5-Stop) is a high-quality neutral density filter designed for photographers and videographers. This filter allows you to easily adjust the amount of light entering your lens by rotating the outer ring, providing a 1 to 5-stop reduction in exposure. The magnetic design makes it easy to attach and remove the filter quickly, while the 72mm size is perfect for a variety of lenses. Manufactured by Neewer, a trusted brand in photography equipment, this ND filter ensures optimal image quality and versatility in various shooting conditions.