Features: Protect the lens from accidental damage, prevent rain and dust from falling on the front lens, block stray light from entering the lens, and increase shooting accuracy. Fine workmanship, beautiful appearance, can be reversed for storage. Made of high-quality plastic material, durable and practical. Bayonet design, reversible, easy to use, simple to operate. Compatible with 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 suitable for STM lens. Specifications: Model: EW-73B Lens Hood Color: Black Material: High-quality ABS Plastic Installation Method: Whether the bayonet supports reverse buckle: Yes Applicable Lens: 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 error due to manual measurement, please make sure you don't mind before you care. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Included: 1 pc EW-73B Camera Lens Hood