This 4 piece piece set is cut from one coin and is a great gift for parents and their kids. As shown, it's cut from US coin. We will cut 1 name in each puzzle piece. Please let us know what names in the order comments!! In the options you can choose your chain length and thickness. All our necklaces are high quality stainless steel. You can also choose key chains or black cords. If you want different chains for each piece then please put that in your order comments too.