CowboyStudio Lens Hood for Canon 70-300mm f/4.5-5.6 DO-IS USM, 70-300mm f/4-5.6 IS USM Lenses (replaces Canon ET-65B, ET-65 B) Hood Type : for Canon 70-300mm f/4.5-5.6 DO-IS USM, 70-300mm f/4-5.6 IS USM Lenses as Canon ET-65B Dedicated Bayonet Mount Type Premium Grade High Impact Plastic