Name: Sports arm bag
Fabric: Rhombus Oxford cloth
Weight: about 65g for small size, about 70g for large size
Features:

Using Oxford water-repellent fabric, warning reflective strips to make night running safer, the back of the breathable fabric, breathable and moisture, keep you cool and comfortable during exercise. The shape is simple and fashionable, the color is generous, the function is divided reasonably, and it is convenient to store personal belongings and easy to carry.