These genuine agate bands measure 5-6 mm wide and the wide array of colors include natural variations so that each one is unique. This is particularly true of the ones called "variegated." We got such a super deal on these that we're giving them away at only 1 dollar each! At this price you can get a whole bunch of them to match your entire wardrobe! Colors include: Amber, Black, Blue, Black Variegated, Calico, Dark Jasper, Green, Variegated Jade, Pink, Purple, Tan Variegated, Variegated Agate, Variegated Jasper, and Variegated Jade.