Check out this Contigo 28oz Shake & Go Fit Shaker Bottle for $5.29 (Retail $7.99).
This shaker bottle has a specially designed shape and weighted shaker ball to make sure your drink mixes well without clumps. It features a leakproof snap lid for easy pour and easy cleanup! It also has measurement markings, fits most cup holders, and is dishwasher safe.
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