Crowd control barriers are physical barriers used to control and manage the flow of people in public spaces or events. They are typically made of durable materials such as steel or plastic and are designed to create a barrier between crowds and restricted areas.

The barriers are usually portable and can be easily assembled and disassembled to suit different needs. They are designed to be linked together to form a continuous barrier and can be arranged in various configurations to suit different event layouts.

1. Material: Crowd control barriers are typically made of high-quality carbon steel, aluminum. The choice of material will depend on the intended use and the level of durability required.

2. Dimensions: Crowd control barriers typically measure around 2-3 meters in length and 1-2 meters in height, with a weight of approximately 10-20 kg per section. However, these dimensions can vary depending on the specific product and manufacturer.

3. Features: Crowd control barriers can include a range of features to enhance their functionality and safety. These may include rounded corners and edges to prevent accidental cuts or injuries, non-slip feet to prevent the barriers from tipping over, and a locking mechanism to prevent unauthorized access to restricted areas.

4. Color: Crowd control barriers are designed to be highly visible, with bright colors or reflective materials to make them easily identifiable in low-light conditions. They may also feature removable signage or other markings to direct pedestrian traffic or provide information about the event.

5. Mobility: Crowd control barriers can be designed to be easily moved and assembled, with features such as wheels or detachable sections to enhance their portability.

Crowd control barriers can be made from a variety of materials, depending on their intended use and the level of durability required. Some common materials used to make crowd control barriers include:

Steel: Steel is a popular choice for crowd control barriers because it is strong, durable, and resistant to corrosion. Steel barriers can withstand heavy usage and are ideal for outdoor events.

Aluminum: Aluminum is a lightweight and durable material that is commonly used for crowd control barriers. It is resistant to corrosion and can be easily transported.