This company is the real deal!
You can't go wrong with a company run by the caliber of man that is at the Helm of this one......US Naval Academy Grad, former USMC Infantry Officer.
Patronize these products. Nothing is better built and no one is better suited to make sure it is done right.
Once you have one of these systems, you will never go back to your stinky hydration pack. Just the option of turning the bladder inside out is enough to sell me on the gear, but a recent trip to Death Valley on the GS proved the utility of the pressurized system.