This season, the COS jewelry designers explore materiality through tactile surfaces and organic shapes. Suspended from a leather ribbon, this modern pendant necklace is hammered into an irregular, molten silhouette and crafted from silver-plated recycled brass with a subtly tarnished patina. Lobster clasp closureBrass is a versatile material that can be recycled numerous times without losing any of its properties Shell: 90% Post-consumer recycled brass, 10% Leather. Plating: 100% Silver. Excluding trims