Tamron 16-300mm f/3.5-6.3 Di II PZD MACRO Pro Digital Lens Hood + Nwv Cloth (New Model 11.01.2015 - Bayonet Style) Helps Increase Color And Saturation By Reducing Lens Flare Rear Locking Ring Allows You To Rotate The Hood In All Directions Protection From Accidental Impact. 1 Year Warranty