The 2 oz Amber 20-400 Boston Round Glass Bottle offers reliable protection for light-sensitive liquids, helping to maintain their quality and potency. Its amber glass shields contents from harmful UV rays, making it ideal for essential oils, cosmetics, or pharmaceuticals. The 20-400 neck finish ensures compatibility with a variety of secure caps and droppers, providing a tight seal to prevent leaks. Compact and durable, this bottle is perfect for both personal use and professional packaging needs.