Feature 1. Safety lock: One key to open the lid, more convenient for drinking, preventing water leakage caused by accidental touch. 2. PP Nozzle: Food grade PP straw, safe and non-toxic, BPA free. 3. No leakage when placed upside down: Water leakage prevention design, 360° seal leak proof. 4. Cup rope design: Portable travel, easy to carry, convenient life. 5. Perfect birthday gift for kids Capacity: 700ml