Antimicrobial silicone spout inhibits bacteria growth on drink surface. Leak-proof locking flip lid with one-touch activation. Silicone sleeve protects and provides a No-Slip grip. All parts BPA free and top rack dishwasher safe. Durable Tritan plastic bottle won't break. Ages 3+. 20 ounces. Brand new, with tags. From a smoke and pet free environment.