Alloy metal, I believe this to be a resin stone composite. It is unique and interesting Approximately 24 inches long & 3 inch extender Matching dangle earrings included Multiple available- Each will differ slightly Check my other listings for formal fancy crystal bling statement stage large big chunky Funky fun young look designer inspired chain unique trendy bib drop bold swirl filigree cut carat flower daisy teal turquoise cascading plated filled thick thin jewelry pearl bead beaded band 10k 14k 18k stretch layered bracelet bangle braided fine coin vintage style cross jewel 925 sterling silver ring 5 6 7 8 9 10 platinum prom earring Simple Classic artesian lariat cz ctw aqua party halo round opal antique pink gift blue green red white cream brown yellow black purple ruby knot clear prom rose gold cubic zirconia cz dramatic leather copper hoop circle daisy flower floral sunflower party sale natural heart stamped gem stud set square link chain wide 16" 18" 20 loose diamond multicolor colorful Stone butterfly Star moon sun look tassel long short choker light dark bright dress dressy boho bohemian flair abstract bib metals zebra stripe leopard spot print animal pendant vegan dangle charm multicolor colorful seed bead retro bib costume jewelry womens ladies dragonfly nature pendant Western tribal concho medallion flower burst burnished squash blossom chip southwestern rodeo matching disk agate druzy malachite quartz slice