Jester Mountain Bikes for enhanced energy absorption in

for enhanced energy absorption in the event of a crash

All backed by a lifetime warranty

Molded to match the specific shape and construction of every pair

Slantwall - Adding a 30° angle to the sidewall in K2’s Hybritech construction

Dimensions: 125 - 75 - 109

Jester Mountain Bikes for enhanced energy absorption inOur classic Jester Backpack has a padded laptop sleeve, simplified organization, and it can stand up completely unsupported. Its also endorsed by the American Chiropractic Association thanks to its comfortable FlexVent suspension system. Features: FlexVent suspension system, certified by the American Chiropractic Association, features a flexible yoke built from custom injection molded shoulder straps; an unbelievably comfortable, padded back panel;