✓ <b>DUAL MIXING TECHNOLOGY:</b> The BluePeak Shaker Bottle is the only of its kind 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 Mixing Grid. The Mixing Grid adds an additional element, effectively forcing liquids through and breaking clumps apart. Shaker Ball and Mixinig Grid shouldn't be used simultaneously. <br><br>✓ <b>MIX AND MEASURE YOUR SERVINGS:</b> BluePeak's Shaker Bottle has a wide mouth for easy mixing, and embossed markings that measure both ounces and milliliters. <br><br>✓ <b>SAFE & CONVENIENT:</b> This product is dishwasher safe, BPA- and Phthalate-Free. <br><br>✓ <b>MIX ANYTHING:</b> Perfect for protein shakes, supplements, smoothies, pancake batter, scrambled eggs, fiber drinks, dressings and meal replacements. <br><br>✓ <b>DESIGNED AND TESTED IN USA:</b> All BluePeak products are designed and tested in USA by our Quality Department to ensure our customers are 100% satisfied.