Double walled - Our Protein Shaker Bottle is double walled with a vacuum layer for better insulation to keep your cold drinks cold and your hot drinks hot.
Provides completely clean beverages - No plastic parts come in contact with the liquids held inside the protein drink shaker.
Wide mouth bottle - Convenient design allows you to easily add protein powders, etc to your shaker bottle.
Stainless Steel Shaker Ball included - Comes with a stainless steel shaker ball for keeping your smoothie mixed or shaking up your protein drinks.
Measurement markings on the side of the shaker bottle - comes with ounce / ml markings printed on the side for convenient measuring.