The ideal pak for carrying the essentials without sacrificing your speed or range of motion. The unique X-Factor harness crosses the body for a solid ride and dispersed weight distribution while velcro attached shoulder straps allow for a customized fit * 2 liter hydration bladder with slideseal top closure to prevent leaking * Spine prevents bladder from pushing into the back * Shock cord for gear or helmet attachment * Zippered back panel bladder compartment allows easy access and helps insulate