Mehr 3X Key Chain Rings - Chrome Keychain Rings - Durable Key Rings Durability - Designed to last and withstand pressure, resistant to wear and tear Compatibility - Compatible with all keys in all sizes, but specifically designed to fit Mehr Elegant and Premium leather key chain lines Size - ~1.26" (3.2cm) in size Material - Made of ultra high-quality zinc-alloy, perfectly polished to eliminate all molding imperfections Quality Control - All products are carefully inspected and distributed from California