Boston round cobalt glass with screw-on black cap. Great for potions, holding spells, herbs, water or earth. Fill with candy, bath salts, papers, liquids or powders. Makes a great gift, addition to an altar, or just a conversation piece. Water-tight seal makes it ideal for a travel container. 1/2 oz. capacity. Bottle stands approx. 2 3/4" high, opening is 7/16" diameter.