JJC LH60E Professional Lens Hood for Canon EF-M 11-22mm F 4.0 -5.6 IS STM Lens Replaces the Canon EW-60E Prevent unwanted stray light from entering the lens Non-glare matte finish on the interior further preventing lens flare Extra protection from accidental impact Reversible to stay on lens Anti-glare coating of the inner of hood for preventing the glare from? getting into camera lens