Solid Carbon Graphite and Blue Plated with Clear CZ Stone Link BraceletMen's Stainless Steel Solid Carbon Graphite and Blue Plated with Clear CZ Stone Link Bracelet. 8 1 2 inch long with Self Adjustable Link. Thin Blue Line Jewelry by INOX 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