Shipwreck Beads Electroplated Brass Crimp Cover, 4mm, Metallic, Antique Copper, 25-Piece Crimp cover Made from epa certified lead safe, hypoallergenic brass plated with a variety of hypoallergenic finishes Brass findings are far stronger than many other economy base metal materials Available in antique copper color and metallic finish Measures 4-mm in size