PP Plastic bottle|Includes Plastic shaker ball that helps blend your contents to a smooth consistency|Shaker ball matches the lid colour|Lid screws on and has a snap closure on top|Holds up to 600 ml. (20 oz.)|FDA compliant|Wide mouth makes it easy to add ingredients|Measurement markings on the side|BPA free (Bisphenol A)|Easily mix protein, nutrition and meal replacement drinks as well as eggs, pancake batter and salad dressing