This listing includes: a beautifully stacked, mixed metal keychain, made up of a 5/8'' copper disc, hand stamped with the word "Mom" and an infinity sign, a 7/8'' brass disc, hand stamped with the word "Grandma" surrounded by hearts, a 1 1/4'' aluminum disc, hand stamped with the word "Great Grandma" surrounded by X & O's. The item in the photo is an example, your item will be made to order. Copper and stainless steel are a beautiful, affordable material that offers a very exquisite finish. Its is solid and sturdy which will last a lifetime. It is recommended to remove jewelry for bathing, swimming etc. This is a hand made item so there will be slight variations in the letter depth and color, and chain length. All stamping is done by hand with a hammer and punch by me, which adds to the unique charm of your piece, no two items are the same. All metal jewelry is made of aluminum, pewter or copper. Sterling silver jewelry will be noted specifically as sterling silver.