Stanley - The Activate Shaker Bottle

Double-wall vacuum insulation: This feature helps maintain the temperature of the contents, keeping drinks cold for extended periods. Base storage container: Includes a separate compartment at the base, suitable for storing protein powder or supplements. Pros: Many reviewers find the shaker bottle to be visually appealing and well-constructed Cons: Some users report that the shaker bottle may leak, particularly around the cap when opening 20oz