Made of high quality alloy, high strength and durable, 1.57 inches diameter and 0.12 inches thick. Front side 3D relief of a pair of koi fish on the front, symbolizing prosperity. The coin have auspicious phrase "Good Luck Koi" and a big 3D character "福" (good fortune) on the back. This golden lucky coin brings blessings and positive energy throughout the year. Whether you use it as a decorative piece, a lucky charm, or a practical tool, it's a timeless symbol of good fortune. Use for feng shui decorations, collections, poker guard poker gifts for men, lucky charms for anyone. and souvenirs on your challenge coin display stand, desk, or books