LENS HOOD FOR Canon Rebel T3i / EOS 600D (For Canon 18-55mm Lens of EOS 600D) Made of Premium Grade High Impact Plastic Dedicated Bayonet Mount Lens Hood Shades the end of your lens to prevent glaring/lens flare Extends beyond the edge of your lens, offering some protection against impacts Diameter at flared edge: 79mm; Depth: 20mm