Inox Stainless Steel Spinner American Flag Pride Ring. Size 10Men's Stainless Steel American Flag Pride Blue Ion Plated Spinner Ring. Size 10. Reminiscent of the blue in their uniforms, the thin blue line emblem has multiple meanings, all around the same concept, Police officers standing as the thin line that protects society from good and evil, chaos and order. It is also considered an homage to those fallen in the line of duty as it represents the thin line between life and death that officers face every day.