Consider blue glass euro dropper bottles with white tamper evident caps when packaging essential oils. These blue glass bottles provide a nonporous, impermeable packaging option, while featuring a vibrant and eye-catching color. The white caps have many useful design features when paired with essential oil bottles; they are ribbed for comfortable gripping, include orifice reducers for controlled dispensing, and offer tamper evidence for added security. Test these blue glass essential oil bottles with products that could consist of aromatherapy blends, pharmaceuticals, and more.