This transparent sling bag is made of waterproof and wear-resistant PVC fabric, which allows you to clearly see what is inside and easily find it. This bag comes with a USB interface, allowing you to comfortably enjoy music while running or exercising. This bag is designed with a large capacity, featuring a main pocket and a front pocket that can hold phones, tablets, umbrellas, water bottles, glasses, etc. Moreover, the bag comes with a sturdy buckle that is detachable and not easily damaged. The shoulder strap length can also be adjusted for comfortable carrying. This bag has a wide range of applications and can be used for outdoor activities such as daily life, sports events, concerts, gatherings, weekend shopping, and tourism.