ROLANPRO Lens Cover for Nikon Z 100-400mm F4.5-5.6 VR S Lens Protective Sleeve Camera Protection Case Raincover Camouflage Coat The cover is made of waterproof Oxford cloth / spring sub-spun fabric with two types of non-slip linings. ROLANDPRO lens clothing are strictly designed and manufactured according to the lens's functional specifications, ensuring no interference with normal lens operation. The materials are eco-friendly and odor-free. The lens hood cover features a slip-on design with a non-slip lining to prevent slipping off. The main body of the lens cover uses Velcro for quick and easy installation and removal, with no need to disassemble the tripod mount. All edges are professionally finished to prevent fraying and ensure long-term durability. The function ring is too narrow to make a separate protective coat for it. If you need to retain operability of the function ring, please contact us or leave a note during checkout requesting exposure of the function ring, and we will ship the cover structured as shown below.