It's Running Stretch Pocket Belt Gel

• Stretch pocket belt Gel is an ultra-light Waist Belt with a large bag stretch mesh fabric.
• 4 additional elastic loops for attaching energy Gel.
• Side buckle closure ensure an easy fit.
• Reflective logo and reflective stripes

Dimensions of the bag: Empty: 22.5 cm wide, 8 cm high, 1.7 Cm Deep. Full up to 22.5 cm wide x 10.5 cm high x 8 cm deep. Zip length:16.5 cm provided by the stretch material & taper ground insertion can also fit slightly longer items inside.