In 1989, a trained EMT and competitive cycler named Michael Eidson created a makeshift hydration system using an IV bag filled with water, a tube sock and a clothes pin. Several months later, he began ...

Not a tough thing to do. Face it, for all the “hydration packs” hype, this segment of the gear industry is essentially a fancyway of charging $100 for a $2 plastic canteen. So it’s not rocket science.