Choose 2 oz blue glass boston round bottles paired with smooth black fine mist sprayers when packaging a range of thin viscosity products. The black mist sprayers are made of polypropylene and include clear styrene protective hoods for no unwanted discharge while storing the amber glass bottles. The cobalt blue glass bottles feature sloped shoulders and a narrow neck and offer high durability and adequate UV protection for light sensitive products. These 2 oz glass bottles have an impermeable construction not to alter your ingredients. These small glass bottles could be a great option for products such as perfumes, air fresheners, and more.