Dispensing Bottles PET plastic squeeze bottles, leak free, sturdy and reusable, Great Design: The tip cover design allows for better control of flow.Twist action caps make contents easy to dispense, and keep contents secure and clean, will not leaks. Wide Application: Twist top squeeze bottles are perfect for your time,suitable for storing and dispensing many kinds of liquids,crafts,and hobbies. Note: Please carefully check size and thickness before purchase. Please allow slight size error due to manual measurement.