4 Wratten Lense Filters - plastic discs with metal rings Series VI

The product is a set of four Wratten lens filters, plastic discs with metal rings, specifically from Series VI. These filters are likely designed for use in photography or optics, providing a specific effect or correction to the light passing through the lens. With a vintage feel and collectible nature, these filters may appeal to enthusiasts of photography, optics, or antique tools.