Our square PET plastic beverage bottles are a great space saving way to showcase juice, water, or any non-carbonated beverage. This popular square bottle is light weight and shatter-resistant. Please test with your specific product to ensure proper performance. Suitable for High Pressure Processing (HPP). These square bottles include HDPE unlined tamper-evident caps. Plastic bottles with tamper-evident caps allow you to easily and quickly detect compromised product and increase consumer confidence in the process.