4D number plates are a type of number plate that uses reflective material to create a three-dimensional effect. They are not illegal in the UK, but they are not currently available for general use. They are only available to certain organizations, such as the police and the fire brigade.

There are a few reasons why 4D number plates are not yet available for general use. One reason is that they are more expensive than traditional number plates. Another reason is that they can be difficult to read at certain angles. Additionally, some people believe that they are not aesthetically pleasing.

However, there are also some potential benefits to using 4D number plates. They are said to be more visible at night and in poor weather conditions. They can also be used to create personalized number plates with logos or other designs.

It is possible that 4D number plates will become more widely available in the future. However, for now, they are only available to a limited number of organizations.

Here are some additional things to know about 4D number plates:

• They are made of a special reflective material that is bonded to the surface of the plate.
• The reflective material creates the three-dimensional effect by bending light rays.
• 4D number plates are available in a variety of colors and designs.
• They are typically more expensive than traditional number plates.
• They are not currently available for general use in the UK.