The Sigma Lens Hood LH876-02 for 24-105mm f/4.0 Art Digital OS HSM Lensis a dedicated lens hood that won’t cause vignetting in the image. Moreover, it will also block stray light from entering the lens, and greatly reduces damage to the lens in case of collision because it sustains most of the impact.

• Blocks Stray Light from Entering Lens
• Dedicated to Specific Lens/Focal Length
• Protects Lens from Impact & the Elements
• Spare or Replacement Item