62mm Pro Series Soft Rubber Lens Hood For Sigma 18-250mm F3.5-6.3 DC Macro OS HSM, Sigma 70-300mm f/4-5.6 DG OS Lens, Sigma 18-200mm f/3.5-6.3 II DC OS HSM Lens, Sigma 105mm f/2.8 EX DG OS Macro Lens, Sigma 30mm f/1.4 DC HSM Lens, Sigma 70mm f/2.8 EX DG Macro Autofocus Lens This lens hood prevents image-degrading lens flare by blocking stray light from striking the surface of the lens It protects lenses from expensive front element damage Protects the front barrel from the inevitable impacts against walls, door frames, and other real-life obstacles. Microfiber Cloth 62mm Soft Rubber Lens Hood