2oz Amber PET Jar with 58-400 Neck Finish The 2oz Amber PET jar offers reliable UV protection for light-sensitive products while maintaining excellent clarity and durability. Featuring a 58-400 neck finish, this container accommodates standard closure options and delivers consistent performance across cosmetics, pharmaceuticals, supplements, and specialty formulations. Amber PET construction provides superior chemical resistance compared to clear alternatives, making it ideal for preserving product integrity. Lightweight yet robust, these jars reduce shipping costs without compromising protection. Perfect for sample sizes, travel-friendly packaging, or concentrated formulas requiring minimal volume. Stock this versatile container for professional-grade storage solutions.