The BlenderBottle ProStak System is the only blender bottle that offers great quality, unique features, and is affordable too. This one specifically is the 22-Ounce Bottle and has Twist n’ Lock Storage for pills. It comes in many different colors to match any of your outfits.

Look at the contents of this bottle below:

This is what it looks like stacked:

Check it out on Amazon, this is a great product for those who gym or have long days at work.