ITEM NAME:49mm Reversible Tulip Flower Crown Petal Shaped Lens Hood Provides Protection Description: Compatible with all 49mm lenses or filters. Lower the contrast of the images, and avoid the surrounding interference light entering the lens during light photography or night photography. In the case of backlighting, sidelight or flash photography, it prevents the entry of non-image light and avoids smog; in the case of smooth and side-light photography, it avoids the scattered light entering the lens. Provides protection from unwanted light dazzling and accidental damages. It can also prevent fingers from accidentally touching the surface of the lens, and can also block the wind, sand and rain to some extent. Specification: Material: Plastic Diameter: 49mm/1.93inch Package Includes: 1 Piece 49mm Flower Lens Hood Note: Please allow a slightly errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understanding and attention.Wish you a pleasant shopping experience! SKU: ALU0017771677003413.Compatible with all 49mm lenses or filters. 1 Piece 49mm Flower Lens Hood. In the case of backlighting, sidelight or flash photography, it prevents the entry of non-image light and avoids smog; in the case of smooth and side-light photography, it avoids the scattered light entering the lens.