Made of high quality ABS, the extended hood also provides additional protection to the lens from accidental impacts, bumps, or scratching. Compatible for Canon RF 800mm f/11 IS STM Lens on Canon EOS R R5 R6 RP Ra. JJC Lens Hood For Canon RF 800mm JJC ET-101 Lens Hood Compatible With Canon RF 200-800mm F6.3-9 IS USM & RF 800mm F11 IS STM Lens, Replacement For Original Canon ET-101, Reversible Lens Hood - Reduce Lens Flare Canon ET-101 Replacement Lens Hood The hood can also be placed backwards over the lens for more compact storage. The JJC LH-101 bayonet Lens Hood is designed to prevent unwanted stray light from entering the lens by extending and shading the end of the lens. The non-glare matte finish on the inside further prevents or limits lens flare and helps to minimize flare by deflecting stray light from entering the lens. With the extended lens end, you will also benefit from extra protection from accidental impact. & Backwards Attatchment Desgin - The hood can also be placed backwards over the lens for more compact storage. Non-glare matte finish inside design - prevents reflections & No vignetting with the hood on. The hood allows you to put on a Ф95mm filter and a Ф95mm lens cap. Canon RF 800mm F/11 IS STM Super Telephone Lens Canon Malaysia Warranty) I.298899082 The non-glare matte finish on the inside further prevents or limits lens flare. Reversible lens shade replace Canon ET-101 hood, compatible with 95mm filters and 95mm lens cap Bayonet Camera Lens hood - prevents unwanted stray light from the lens by extending and shading the end of the lens, improving the contrast and image quality.