HomeLife Solutions 24oz Stainless Steel Protein Shaker with a Built-in 6.5 oz Powder Container and a Built-in Agitator Large Capacity Stainless Steel Tumbler- BPA FREE- 900 ml Capacity with measurement markings on the side for accurate mixing. Easy to use, with no loose parts. The Lid easily twists off to fill it up and contains a built in agitator to mix up your beverage and a built in container for storing dry powders for mixing. With its BPA Free plastic and high quality Stainless steel body, this bottle is completely non-toxic. Cleaning this bottle is easy, while it is recommended to hand wash this bottle and lid, it is dishwasher safe. This bottle is perfect for protein shakes, your favorite smoothie, or a simple water bottle. Take it to your next tailgate party and fill it with your favorite mixed drink. The built in agitator lid remixes your drink each time you tip it back. Take this bottle anywhere, great for Camping, Yoga, Traveling, trips to the gym, or on your morning walk. Free Lifetime Warranty! Lifetime Replacement Guarantee