Unique metal dangle earrings made from repurposed bike chains. Metal unknown

Funky/edgy earrings made of repurposed bike chain. Black and silver color - I do not know the metal type. Found at an art gallery (Florida CraftArt) in St. Petersburg Florida in 2019. Hypoallergenic according to label. Earrings never worn and in same good condition. Do not have the price tags from the store but have the original box and card stock label. Comes with original box, which has a water stain on back. No stain on the earrings. Handcrafted by ccMcLean