Feature:Classic black silk cord chain makes a simple basic casual necklaceAn essential piece by itself or combined with your favorite pendantComes with a comfortable lobster claw closureChain is made of black silk and lock is made of white copper .Warmly Tips:45cm length suits women wear,50cm length suits men wear.Material: Silk Leather & Copper,Color: Black,Size: Length: 45cm/18" 50cm/20" Thickness:2mm Note:Size for manual measurement, there may be a 0 to 2 for cm error, belongs to the normal phenomenon.And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes:1 PC X Necklace Rope.