FAQ / safety
Is a running vest phone holder good for running in the dark?
It can carry a phone if it fits, but it is not confirmed as a visibility product. No reflective panel or lighting feature is stated for the Défi vest.
Purchase, availability and delivery details are shown on Amazon UK.

Défi running vest · UK guide
is a running vest phone holder good for running in the dark
Guide / 01
What the answer means for this product
The Highway Code’s pedestrian guidance says to help other road users see you, with bright or fluorescent items in poor daylight and reflective materials in darkness.
Guide / 02
A useful next check
Choose visibility equipment separately and plan your route. A phone in a chest pocket does not make a runner visible to traffic.
Good to know
Questions, answered.
Is a running vest phone holder good for running in the dark?
It can carry a phone if it fits, but it is not confirmed as a visibility product. No reflective panel or lighting feature is stated for the Défi vest.
Défi The Elements