Canon - EW-83P Lens Hood for RF 14-35mm f/4 L IS USM Lens - Black

BOWER Pro Series Tulip Lens Hood and Lens Cap for Most 58mm Lenses: Compatible with most 58mm lenses; reduces glare and other sun interference; shields lens from the elements when not in use; tulip hood shape; lens cap

Lens hood EW-83P helps to block sunlight or other light sources to prevent glare and lens flare, as well as help protect the lens itself from scratches and the elements.