12 - 1 oz, Cobalt Blue Glass Bottles, with Glass DroppersnPerfect for essential oils, perfume oils, or other liquidsnSafe, secure and convenient packagingnPerfect for travel, and conveniently fits in your pursenCobalt Blue Glass Protects Against Harmful UV RaysnThese high quality Cobalt Blue glass bottles with glass eye droppers, are perfect for storing your essential oils, perfumes or colognes. The Cobalt Blue glass provides protection from potentially harmful light and the convenient size makes it perfect for travel. The Eye Droppers allow for the perfect amount of product to be used every time.