Holds your number and all the extras bounce-free! Easy access expandable cargo pocket for fuel and electronics with ultra-soft chafe-free backing - positions anywhere on the belt! Exclusive patent-pending custom number attachment makes attaching any size race number easy with no extra parts to lose. Super light 1" soft non-chafing elastic for optimal race-day comfort. Race-quick closure and fully size-adjustable with no hanging straps. 6"x2"x1" Pouch - Fits 5 gels, bar, iPod, nano, shuffle, mini and phone. Adjust to fit waist size from XS-XL.