1. One size fits for 22-32cm arm circumference 2. Elastic, breathable and sweat-absorbent, light and convenient 3. Suitable for running, cycling, fitness, etc. 4. Portable and easy to use 5. It can be installed with small items such as mobile phones, bank cards, and small change 6. Material: milk silk 7. Note: The product only includes the arm bag, nothing else 8. Size: 12.5x15cm 9. Weight: about 30g
