Adjustable Waist Belt: The belt adjustment extent of this large waist bag is 15.8-49.2in, also comes with an 11.8in extended belt, so you can easily be adjusted it to the ideal length that fits your body perfectly and the fixed buckle can hold the excess belt firmly to prevent the belt bag from loosening and slipping off. Water-Resistant Material: This sturdy hip pack is made of water-resistant nylon fabric that can withstand raindrops and sweat. This hip pack is portable (only 160g), with breathable foam padding that supports the entire hip pack, so it can hold a lot of and is sturdy without deformation. Special Design: This stylish fanny pack is equipped with a headphone jack on the right front, which you can also use as a charging jack, allowing you to easily listen to music and charge