Read more BluePeak Shaker Bottle 28oz. (2-Pack) Dual Mixing Technology (Mixing Grid + Shaker Ball)BEST VALUE: Two 28oz Shaker Bottles and 4 Mixing AccessoriesStrong Carrying LoopEmbossed Ounce & Milliliter MarkingsLeak ProofTop-rack Dishwasher Safe100% BPA-FREE Read more Product Features Perfect & Smooth Blends Every Time The BluePeak Shaker Bottle is the only one available in the market with Dual Mixing Technology. The Shaker Ball moves freely inside the bottle as you shake, mixing even the thickest of ingredients with ease. In addition to the Shaker Ball, you have the option to use the Mixing Grid. The Mixing Grid effectively forces liquids through, breaking clumps apart. Shaker Ball and Mixing Grid shouldn't be used simultaneously. Take it Wherever you Go The super strong carrying loop makes it super easy to carry around your new BluePeak Stacker Shaker Bottle. Hold it with your hand or strap it to your bag. Measure Portions the Right Way Embossed markings show both ounces and milliliters for easy measuring anywhere. Note that markings on the 28-ounce capacity shaker cup only go up to 20 ounces (600 mL). Read more Absolutely No Mess Your new BluePeak Shaker Bottle seals tightly so you don't have to deal with any leaks. Best Value in a Bundle Each box includes: Two 28oz. Shaker BottlesTwo Mixing GridsTwo Shaker Balls Convenient & Safe It's absolutely safe to wash your BluePeak Shaker in the top rack of your dishwasher. 100% BPA-FEE Every product in the box is 100% BPA-FREE. Read more