Dumbbell-shaped identification tags are made of Du-Pont Tyvek and nearly impossible to tear. They are pressure sensitive self-adhesive and do not need moistening. The center of the bar is adhesive free so it will not stick to the jewelry. The labels are the quick and easy way of identifying and pricing all kinds of jewelry including bracelets, earrings, chains, necklaces, rings and much more No color fading, maintain original color.