Waterproof Sports Armband Bag
Material Main: Waterproof Nylon
Size: H: 18cm /W: 10cm/D:2.5cm
Suitable for 5.0-7.0 inch mobile phones
The length of the arm band is about 34cm, and the longest can be stretched to 51cm, which is suitable for the arm girth of 22-34cm.
Made of top quality material. Fits my phone as promised, and stayed put on a 6k run. I think this is finally the phone solution I've been looking for!