Bewinner Len Hood,ET-74B Camera Mount Lens Hood Reversed for EF70-300mm F4-5.6 IS II Lens,Prevents From Wind, Sand, Rain and Snow to Some Extent

The lens hood prevents the penetration of non-pictured light and prevents haze during backlight, side light, flash or night shots. During front and side light photography, it can be avoided from surrounding stray light entering the lens. During light or night recording, it can be avoided from ambient interference light entering the lens. It can also protect the lens from scratches and fingerprints and to some extent prevents wind, sand, rain and snow. Easy to emble and remove, can be flipped over for easy transportation.