All natural stones in shades of black, brown blue, green and/or purple. On stretch polymer cord. Assortment varies depending on stock and may include lava, tiger eye, jasper, agate, sodalite and others. Look for our other listing if you'd like the wood beaded assortment shown in the 3rd photo. Each dozen will include 12 different stones. As always, designed and custom created just for you in Maine, USA.