Our stamping blanks are made of aluminum material which is , stable, not easy to fade, rust, or break, can be used for a long time; These stamping blanks have a smooth that is no burden to be worn and not scratch your skin, Proper thickness is suitable for stamping, embossing, and laser engraving. The appropriate size makes it perfect as a decoration; A practical pre-punched design allows you to fasten it. These blank stamped tags are perfect for making signs, necklaces, bracelets, pendants, key chains, bag charm, sweater chain, ornaments, carpentry, pet ID tags, and other jewelry. It is perfect to be engraved into decorations given to your friends, and family on birthdays, Christmas, and other meaningful days. Place a metal workbench block underneath the blank stamping tags for better stamping. There may scratches and blemishes due to shipping, which can be polished. Colour:Blue Material:aluminum Package Contents: 1set x Stamping Blanks Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.