Mens and Womens Running Elastic Mobile Phone Arm Bag Travel Mobile Phone Case Fitness Sports Outdoor Equipment Wrist Bag

Product name: Sports mobile phone arm bag

Color: Black

Size: L（12.5*15cm）

Features::

1, reflective, night running is safer

2, non-slip drops will not loose large movement

3, the side to add a small pocket, can put the key change

4. Convenient and close without shaking

Reminder:

Arm bags can store loose items such as change and keys. Try not to store objects with too much weight, as it will increase the burden on the hands and have a certain impact on arm swing, affecting running