Normally, in accordance with the security requirements specified for an employee working in the optional area of risk or hazard, such as production regions, etc., will need to wear shoes, the heel sneaker.
Typically, the security requirements are identified for their employees who work in areas such as risk or danger zone production, etc. are required to wear shoes.
Usually based on security policies are supplied to the staff working in the area of risk or danger such as field, etc. will have to wear boots and shoes.