Square Metal Lens Hood is designed for Canon RF45mm F1.2 STM  lens.
This Bayonet-mount lens hood shades the lens from stray light, prevent or limit lens flare, improving your contrast and image quality. Provide additional protection to the camera and lens from accident scratching.
 

Features:

Bayonet design,Does not affect the use of UV filters

Helps Block Stray Light and Reflections.

Provides Greater Protection to Lens.

Machined-Metal Construction.
 

Compatible with Lens:

Canon RF45mm F1.2 STM 

Package included:

1 x Square Metal Len Hood

1 x Metal Cap