Features: Protect the lens from accidental damage, prevent rain dust from falling on the front lens, block stray light from entering the lens, and increase the accuracy of photography. Fine workmanship, beautiful appearance, can be turned over for easy storage. Made of high quality plastic material, durable and practical. Bayonet design, reversible, easy to operate and easy to use. for EF-S 17-85mm f/4-5.6 IS USM, EF-S 18-135mm f/3.5-5.6 IS lens, EF-S 18-135mm f/3.5-5.6 IS for STM lens. Specifications: Model: EW-73B Lens Hood Colour: Black Texture: High-quality ABS Plastic Installation Method: Bayonet Whether to Support Reverse Deduction: Support Applicable Lenses: for EF-S 17-85mm f/4-5.6 IS USM, EF-S 18-135mm f/3.5-5.6 IS Lens, EF-S 18-135mm f/3.5-5.6 IS for STM Lens Compatibility: for 60D 70D 600D 17-85 18-135 Lens Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you mind. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Piece EW-73B Camera Lens Hood