Antique Cross Green Stone Geometric Beaded NecklaceSize Sheet Care Instructions Avoid contact with chemicals and sweat Keep dry and clean; when not wearing, store separately in a sealed bag Avoid contact with chemicals (perfume, skincare products, shower gel, etc.) Do not wear during vigorous exercise or swimming Avoid wearing multiple metal accessories at the same time; avoid friction Avoid contact with water Do not sleep while wearing Product Details Chain length approx 42 cm; extension chain approx