The SmartShake Original 2go is a practical protein shaker with a capacity of 600ml, ideal for preparing protein drinks and other liquids. Its black color adds a sleek touch, while its lightweight plastic material makes it easy to carry to the gym or workplace. Just add protein powder to water, milk, or fruit juice and shake to enjoy your drink. The SmartShake competes favorably with metal options, offering lightness and practicality without sacrificing quality.