Thin yellow line clothing for work, on call, responding to emergencies, sheriff deputies deputy first responders, emergency medical technicians, medical services ambulance drivers, policemen, policeman, officers, thin blue line thin red line family.Thin yellow line clothing for work, on call, responding to emergencies, sheriff deputies deputy first responders, emergency medical technicians, medical services ambulance drivers, policemen, policeman, officers, thin blue line thin red line family.