Anti-theft, anti-climbing, anti-climbing, anti-theft, anti-climbing It is usually made of metal materials and has a sharp spike that effectively deters people from climbing and invading.It can be installed on top of the fence to form a sturdy barrier against thieves and intruders from climbing in. The spike is designed so that the climber cannot find a support point and thus cannot climb over. This kind of protective measure can effectively prevent the occurrence of theft and invasion incidents, and protect the safety of property and personnel.