Professional Replacement Lens Hood ET74 FOR Canon EF 70-200mm F 4 L IS USM & Canon EF 70-200 F4 L USM Lens Black JJC LH-74 replaces Canon Lens Hood ET-74 Compatible Products: CANON EF 70-200mm f/4L IS USM CANON EF 70-200mm f/4L USM Lens hoods are primarily designed to avoid unwanted stray light from entering the lens by extending and shading the end of the lens. In addition, since the end of the lens is extended, you also get the added benefit of some extra protection from accidental impact. IN STOCK , SHIP THE SAME DAY High Quality