Also great for film developing, bottling homemade vanilla extract, syrups, juices and sauces, DIY cleaning materials, chemistry lab chemicals or any liquid requiring protection from light. Multipurpose: Ideal for fermenting and storing your kombucha and kefir. Also great for film developing, bottling homemade vanilla extract, syrups, juices and... Superior Quality: These bottles are made of a thick, sturdy-feeling glass which offers minimal chemical interference with contents. Nevlers 8 oz Boston Round Amber Glass Bottles (Set of 12) | Includes 16 Oz Amber Glass Bottles 12 Pack 1 Oz Frosted Amber Glass Boston Round Bottle With Black Phenolic Cap (12 Pack Kombucha Bottles The black cap offers good impact strength and torque retention, fits the opening tightly, reusable and durable. 16 oz Amber Boston Round- Glass w/ 28-400 Finish Durable Bottles: These bottles features a narrow screw neck opening, curved shoulders and a rounded body, making them extremely popular in various markets. Amber glass blocks UV rays and is excellent for light-sensitive materials, ensuring integrity for long term storage.