Care Instructions Hand wash only. .[Premium Material] The front of the sports chest bag is made of nylon, which is not easy to damage and durable. The back is made of breathable, quick-drying and mesh fabric, which keeps your back comfortable and cool during exercise, suitable for outdoor activities in any weather. .[Chest Bag Size] The running chest bag measures 11.59.01.2 inches, which is lightweight and easy to carry. You can still easily carry your mobile phone, earbuds, wallet, etc. when running or exercising in the gym. .[Adjustable Strap] This men's chest bag has 4 shoulder straps, which are fully adjustable to fit your body. The running chest bag is suitable for almost any body type, whether it is a strong man or a busty woman, it can be worn comfortably. .[Design] The main zipper pocket of the sports chest bag can hold a wallet, flashlight, keys, cards and small tools. The external zipper pocket can hold a mobile phone (fits iPhone Plus). To make night running easier, the front and back of the sports chest bag are reflective. [Gift] Our running chest bag is a good choice to meet your expectations. Suitable for various festivals, such as birthdays, Christmas, New Year's Day, anniversaries, Thanksgiving, etc.