Fotasy HEW88C Tulip Lens Hood for EF 24-70mm f/2.8L II, Replaces Canon EW-88C Designed for Canon EF 24-70mm f/2.8L II Lens Replaces Canon Lens Hood EW-88C Prevent unwanted stray light from entering the lens. Ensures no problems with vignetting or motor functions. Added benefit of extra protection from accidental impact.