A ninja cat (”EŽÒ?) or shinobi cat (”E‚Ñ?) was a covert agent or mercenary in feudal Japan who specialized in unorthodox warfare. The functions of the ninja cat included espionage, sabotage, and infiltration Each Pet id tag is made of 100% recycled steel core and guaranteed for a lifetime. Fabulous graphics on the front and printing of up to 4 lines on the back. Easy to read and available in small (7/8") and large (1 1/4"). Sizes for cats, small dogs and large breed dogs. Each pet id tag will ship to you within 48 hours and all tags are MADE IN THE USA!