???This lens hood maximizes the amount of hood coverage for the minimum amount of weight and hood area because of its shape. The main function of the lens hood is to shade the lens from stray light， improving your contrast and image quality. In inclement weather， it can assist in keeping moisture or wind-blown debris off the lens. If you are not willing to pay the exorbitant prices for the original equipment， here is your chance!                                    Features             Protect the lense against unwanted light flares，impact， dust and particles etc.<br> Convenience to carry for outdoor photographing<br>The bayonet mount design makes it firmly on the lens<br> Fixing ring is available for helping fix the hood to a proper position<br> Design for Canon lens， same function as EW-83G<br> Lens hoods block side glare and augment the protection provided by filters to the lens surface and ring<br>                                                            Specifications            Dimensions    4.53" x2 " / 12 x 11cm (Dia x H)    <br>Weight    33 g/ 1.16 oz    <br>Material    Plastic    <br>Color    Black    <br>Hood shape    Bayonet Mount    <br>                                                            Package Includes            1 x EW-83G Camera Lens Hood<br>