Crafted from 100% stainless steel, our exclusive Hyrox Metal Shaker is perfect for mixing supplements on the go - from weight-gainers and protein blends, to amino acids and creatine - stay on top of your nutrition, wherever you are. Plastic internal grid lid ensures smooth and silent mixing with no need for a mixing ball. Internal lid is easily removable to allow thorough cleaning. Embossed ml and Oz measurements on the outer bottle. This shaker has a powder coated finish which for extra grip, even when hands are sweaty. Note: Hot liquids should not be used in this shaker.