Neatly and professionally put amounts on your valuable creations with these tear-proof and acid-proof tags. These identification tags are made of industry-standard Du-Pont Tyvek material and nearly impossible to tear. They are pressure-sensitive, self-adhesive and do not need moistening. You can even used them while your jewelry is being sonic cleansed! The center of the bar is adhesive free so it will not stick to your jewelry, so it always stays clean. 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. Just fold the sticker around a strand of jewelry or a ring. These identification tags maintain their original color and do not fade. They always retain their shape and all markings. N'ice Packaging jewelry repair tags come in three colors – Gold, Silver and White – and three shapes and sizes -- Long - 1 7/8" x 1/2" (47 x 12mm), Short - 1 3/8" x 1/2" (35 x 12mm) and Rectangle - 1 1/2" x 1/2" (44 x 12mm).