Ultimate Direction Groove Stereo Belt with 2 Body Bottle 500's AirRip mesh dual compression waist belt provides secure and breathable fit MonoRipTM mesh back panel conforms to your body iPhone 6 Plus compatible Flip up front velcro pocket INCLUDES: 2 Body Bottle 500's! Weight: 7.0 oz. Fit Range: X-SMALL/SMALL - 26 - 33 in. MEDIUM/LARGE - 31 - 40 in