Run Shuangyu Boyonet Mount Flower Lens Hood for Hb-7 Ii Nikon Af Nikkor 80-200mm F/2.8d Ed (Replace for Nikon Hb-7 Ii) Helps protect front of the lens scratches and dings while shooting. Petal shape avoids vignetting that can occur round lens hoods. Deflects oblique light angles that often cause flare effects. Boyonet mount Design Hood Material: Plastic