FAQ / activities
Can I use a running vest phone holder on a treadmill?
You can try it if the phone fits, the vest is comfortable and the treadmill session does not cause it to shift. The product is not treadmill-tested in the details used here.
Purchase, availability and delivery details are shown on Amazon UK.

Défi running vest · UK guide
can i use a running vest phone holder on a treadmill
Guide / 01
What the answer means for this product
The chest pocket is zipped and measures 20 × 13cm. A device that feels secure while standing may move differently during exercise.
Guide / 02
A useful next check
Start at an easy pace, keep the phone stored and stop to adjust if the vest shifts or distracts you.
Good to know
Questions, answered.
Can I use a running vest phone holder on a treadmill?
You can try it if the phone fits, the vest is comfortable and the treadmill session does not cause it to shift. The product is not treadmill-tested in the details used here.
Défi The Elements