Running belt with 500 ml/16 oz Soft Flask for all situations, maximum freedom of movement and functionality, suitable for city or mountain workouts Ideal fit thanks to easily adjustable size between 60-120 cm/23-47 Inch, non-slip during intense activity thanks to extra elastic fit, high stability thanks to flexible construction Two elasticated zip compartments: Abdominal pocket with 250 ml/8 oz Soft Flask included, can also store keys, chargers, or a 500 ml/16 oz bottle, back pocket for phones of up to 14 cm/5.5 Inch