Vintage Blue 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 perfume, skincare products, shower gel and other chemicals Avoid vigorous exercise while wearing Avoid wearing multiple metal accessories at the same time; avoid friction Avoid contact with water (do not wear while swimming) Do not wear while sleeping Product Details Chain length approx. 30 cm