This super lightweight chain is compatible with most face masks. Fashion and function, making it easy to take on/off in seconds. It also includes two removable plastic connectors to wear as a sunglass strap lanyard and looks super chic as a necklace work long or double wrapped as a choker. Details: Colors available: silver, gold and gunmetal Dimensions: 29.5"L x 0.1"W Weight: 1.4oz Copper chain with silver plating