550 ml Protein Shaker includes the following features : 

• Measuring scale on shaker, always control the amount of water you drink, replenish water on demand
• Also can be used as a measuring cup
• Bottle cap with hygiene cover
• One-click to open, easy to drink, with a lock to prevent water leakage
• Build-in mixer helps to stir drinks, detachable and easy to clean
• Widely used for water or drinks, protein shaker
• Portable and ideal for keeping you hydrated during most activities

Material :

• Food grade tritan body

Size closed :

• Capacity of 550 ml