Ordinary nets are generally made of many different materials, such as metal mesh, which is a very large family that can be used for isolation and protection on both sides of the highway. It can also be used in some industrial areas or Some of the more important places need to separate the people from the things inside, so that these very strong metal safety nets can be used for very good protection.

Ordinary protective nets are also made of plastics, such as those used for raising chickens and raising birds. This is the case. Some of these nets are also densely packed. Because of the small porosity, these chickens or Birds don't run away, they can play a very good security role.