With the compact and lightweight BeFree™ there is no need to worry about safe drinking water while enjoying any outdoor sport. Simply fill from any lake, river or stream and enjoy fresh, filtered water immediately. The BeFree™ incorporates new EZ-Clean Technology™. Simply shake or swish the filter in water to clean as you go. The Hydrapak® flexible soft flask allows you to smash, stash and go! It easily fits in the pocket of your running shorts, cycling jersey, or fishing vest. Worry less, discover more, BeFree™.