The Kooler is the World’s only cooler within a cooler.
Designed by Stan “Rhino” Efferding, the Worlds Strongest Pro Bodybuilder to keep all your pre, during, and post-workout drinks separated inside one ice-cold container.
The Kooler is 1.3 gallons.
The outer reservoir holds 1 gallon and the shaker bottles take up the remaining space.
Each shaker bottles hold 23oz.
You can mix anything you want in the outer reservoir and keep it cold with ice water. read more…
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