Safe PET makes the bottles no odor. Suitable for the storage of liquid, such as beverages and drinks. Each of the bottles comes with a lid, well sealed, useful and convenient to take. There are a sufficient number of bottles for your daily use needs. Convenient and practical. It has a simple design, but very practical in use, bring much convenience to you. Perfect for tucking into a bag as a water addition to lunch for the adults at work or the kids at school.