Rothco Tungsten Carbide Thin Blue Line Ring Black 7. Specifications for Rothco Tungsten Carbide Thin Blue Line Ring: Manufacturer: Rothco Fabric/Material: Tungsten Carbide Age Group: Adults Features of Rothco Tungsten Carbide Thin Blue Line Ring Thin Blue Line Band is crafted with tungsten carbide allowing the police memento to hold it shape long term The thin blue line boldly highlights the middle of this police wedding ring Edges of this police ring are beveled at 45 degrees adding dimension and craftsmanship Law Enforcement band measures 2.5mm in thickness and 8mm in width with a 1mm thin blue line Blue line band also makes for a thoughtful birthday or retirement gift for police officers Proceeds from this purchase benefit families of fallen first responders Package Contents: Rothco Tungsten Carbide Thin Blue Line Ring Rothco 19991-Black-7: Tungsten Carbide Thin Blue Line Ring Black