Features: Prevent glare by stopping light from coming into the lens at side angles Improves contrast and image quality Protects lens from scratches and impacts You can use lens cap and filter with the hood on a lens Can be installed in reverse position to save space when not neededSpecification: Color: Black Hood: EW-78B II Mount: bayonet mount Lens: EF 28-135/3.5-5.6 IS Material: ABS Weight: 36gCompatible lenses: Canon EF 28-135mm f/3.5-5.6 IS USMPackage included: 1 x EW-78B II Lens Hood