Canon EF 28-300mm f/3.5-5.6L IS USM Zoom + 2x Teleconverter (4 Elements) & Nwv Direct Microfiber Cleaning Cloth

2x teleconverter that doubles the focal length for Canon Zoom Wide Angle–Telephoto EF 28-300mm f/3.5-5.6L IS USM lenses. Optical construction uses 4-elements of multi-coated optical glass with anti-reflection coating to help preserve image quality and reduce flare. Backed by Manufacturers' Lifetime Warranty. Item Includes: Case, Protective Lens Cap, Nwv Direct Micro Fiber Cleaning Cloth.