The Hoya 55 mm HMC C. U. Lens Set includes three screw-in lenses (+1, +2, +4) designed for close-up photography. Made in Japan, these clear, circular filters have a threaded mount fitting. The set comes with a protective case, making it convenient for photographers to use and store the lenses on the go. Perfect for capturing detailed close-up shots, this lens set is a quality and reliable option for photographers of all levels. Case included.