The ball bottle is made of PET plastic for a number of reasons which ultimately benefit both the consumer and the environment. PET plastic is lightweight, durable, and cost-effective, making it an ideal material for packaging products. It also has a low carbon footprint and is recyclable, making it a more sustainable choice for packaging. Additionally, PET plastic is safe for food and beverage contact, ensuring that the contents of the ball bottle remain fresh and safe for consumption. Overall, the decision to use PET plastic for the ball bottle is a responsible choice that balances functionality, convenience, and environmental responsibility.