Features: Made of high quality food grade PE material, no odor, non-toxic, durable. Thickened handle, user-friendly design, ergonomic design, easy to use. Large bottle mouth, easy to fill milk or medicine, easy to clean. With self-adjusting valve, it can control the flow rate of milk, and feeding is more convenient. 4L large capacity, bottle with valve, can be used for feeding milk, drugs or other liquids. Specification:Condition: 100% Brand NewMaterial: PECapacity: 4LWeight: Approx. 450g / 15.9ozHeight: Approx. 33cm / 13.0inPackage List:1 x Calf Bottle1 x Stomach TubeNote:1.Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.