Our 1/2 oz matte black coated glass bottles provide a classic look to display your tinctures or essential oils. These Boston Round glass bottles have been hand coated to perfection, giving you superior coated bottle to store your oils. Our high quality bottle is made of glass and is the best and preferred choice when choosing packaging for oils. The reason is simple: the properties of glass don’t react with the contents within, leaving your oils protected and preserved. These 1/2 oz matte black coated bottles are coated everywhere except the neck of the bottle, allowing for a secure seal with a dropper. Our 1/2 oz (15 ml) glass bottles are also available in Amber and Flint (clear)!