Whether you're looking to bottle your own herbal remedies, store your own distilled essential oils or create luxurious massage oils to use, share or sell, our 4 oz. amber Boston round glass bottle with black glass dropper is the perfect choice for glass packaging to meet your needs. The amber glass provides ample protection from the damaging effects of UV, and the convenient glass dropper top greatly simplifies dispensing the bottle's contents. Large enough to hold 4 ounces of liquid, this Boston round glass bottle seals tightly to reduce the risk of spillage, yet the grooved texture of the grip ensures ease of opening.