Crystal Beaded Cross Choker NecklaceSize Sheet Care Instructions Avoid contact with chemicals and sweat Keep dry and clean; store separately in a sealed bag when not wearing Avoid contact with cosmetics, perfume, shower gel and other chemicals Do not wear during vigorous exercise Avoid wearing multiple metal accessories at the same time to prevent friction Do not wear while swimming Avoid wearing while sleeping Product Details Chain length approx 40 cm; extension chain approx 5 cm. All