Thermos HP4000PK6 Hydration Bottle with Meter Thermos Intak Hydration Bottle is made from BPA free, impact resistant, dishwasher durable Eastman Tritan copolyester. It has a locking leak proof lid with one hand push button operation. Theres a flip up loop for easy carrying ergonomic design for comfortable usage. Monitor your intake with the rotating intake meter perfect if you are trying to get those 8 glasses of water in everyday. Ideal for water, iced tea, juices and sports drinks 24 ounce capacity.