Work vests are generally used for safety purposes in construction companies' construction site environments. Work vests have colors such as yellow, red, green and blue. Pocket work vests are more preferred for ease of use. The advantage that work vests have pockets is due to their desire to put and carry frequently used materials. There are differences in the colors of the vests used by health workers, security personnel, engineers and workers in companies. Occupational safety vests are preferred in order to make it easier to understand what the staff working in the construction site environment are doing. These vests are used by police and ambulance officers as well as construction sites. Work safety vests also enable people to be noticed easily.

Red Vests: These are the vests used by occupational safety experts who work in construction companies to prevent work accidents. There are reflectors in the vests of the occupational safety experts.

Blue Vests: It is used by healthcare professionals working in infirmaries in construction sites. There are reflectors in the work safety vests of healthcare professionals that allow them to be noticed remotely.

Green Vests: Green vests are used by managers working in positions such as foremen, engineers, architects, chiefs and managers in the project environment. The purpose of this is to make it easy for the chiefs and managers among the workers to ask and learn the necessary information.

Yellow Vests: It is used by the personnel working in the field as workers in construction companies. It is seen that the workers working in the field prefer orange vests in addition to the yellow vest. Pocket work vests are very convenient for workers in the field to carry hand tools such as meters.