Black Dog Tag Kit 30" Chain & Silencer - Choose Your Design Dog Tag, Silencer & Chain Combo Kit - Anodized Aluminum Tag Use forPets, People, Key Rings, Toolboxs, Department Tags, Security Tags, luggage and more. Permanent image, Laser engraved design on both sides 1000+ of High Quality Permanent Laser engraved images provided by NDZ Performance We stock over 14 different colors!