77mm Pro Series Hard Tulip Lens Hood For Canon Canon EF-S 10-22mm f/3.5-4.5 USM Lens, Canon EF 100-400mm f/4.5-5.6L IS USM Lens, Canon EF 17-40mm f/4L USM Lens, Canon EF 24-105mm f/4L IS USM Autofocus Lens, Canon EF 24-70mm f/4L IS USM Lens, Canon EF-S 17-55mm f/2.8 IS USM Lens, Canon EF 70-200mm f/2.8L USM Lens, Canon EF 24mm f/1.4L II USM Lens, Canon Zoom Wide Angle-Telephoto EF 28-300mm f/3.5-5.6L IS USM Autofocus Lens, Canon EF-S 17-55mm f/2.8 IS USM Lens, Canon EF-S 10-22mm f/3.5-4.5 USM Lens, Canon EF 24-70mm f/2.8L II USM Lens This lens hood prevents image-degrading lens flare by blocking stray light from striking the surface of the lens It protects lenses from expensive front element damage Protects the front barrel from the inevitable impacts against walls, door frames, and other real-life obstacles. Microfiber Cloth 77mm Tulip Lens Hood