Adjustable Charm Link Choker NecklaceSize Sheet Care Instructions Avoid contact with chemicals and sweat Keep dry and clean; store in a sealed bag separately when not wearing Avoid contact with chemicals (perfume, skincare products, shower gel, etc.) Do not wear during intense exercise or while swimming Avoid wearing multiple metal items at the same time; avoid friction Avoid contact with water Do not wear while sleeping Product Details Chain length approx 40; extension chain approx 5.