1、Can prevent the entry of non-imaging light and avoid haze during backlight, side light, flash photography. 2、During front light and side light photography, it can avoid surrounding scattered light entering the lens. 3、During light photography or night photography, it can avoid ambient interference light entering the lens. 4、It can also protect the lens from scratches, fingerprint, and prevents from wind, sand, rain and snow to some extent. 5、Made of good quality plastic material, sturdy, durable and wear-resistant. Easy installation, can be firmly mounted on the lens. 2 x Lens Hood Specification:Condition: 100% Brand NewItem Type: Lens HoodModel: EW-83HMaterial: PlasticColor: BlackSuitable Lens: for Canon EF 24-105mm f/4L IS USM LensWeight: Approx. 25gPackage Size: Approx. 12x12x8cm/ 4.72x 4.72x 3.15inch