Feature:1. The hood can be buckled reversely and the inner wall of it is treated with matte finish to prevent reflection.2. For backlight, side light or flash light photography, it can prevent the entry of nonimaging light, avoid haze.3. In front light and side light photography, it can prevent the scattered light around from entering the lens.4. As for light photography or night photography, it can avoid surrounding interference light into the lens.5. It can prevent accidental damage to the lens, avoid touching the lens surface by mistake with fingers, and to some extent protect the lens from wind and sand, rain and snow.6. Light in weight, it is easy to carry and suitable for 18300mm F/3.55.6G ED VR Lens.Specification:Item Type: Lens Hood Material: ABSProduct Color: BlackProduct Weight: Approx. 29g / 1.0ozApplicable Lens: For 18300mm F/3.55.6G ED VR Lens..Package List:1 x Lens Hood