Features: The HB29 Lens Hood effectively blocks unwanted light from entering the lens, ensuring clear and vibranted photos without vignetting. To extend and shield the lens end, this hood offering additional protections against accidental impacts, while allowing filter and lens shade access. From durability ABS this lens hood effectively blocking unwanted light, the light shielding cover internal extinction treatments. During forward and side light photography, scattered light from the surrounding area can be avoided from entering the lens. It can prevent accidental damage to the lens and also prevent fingers from accidentally touching the surfaces of the lens. Specifications: Model: HB29 Size: about 77mm/3.03in Suitable for 70-200mmf/2.8G Component： Plastic Package Includes: 1PC Lens Hood note: (Camera ,lens and others not included) Due to the problems of lighting effects there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.