FAQ / activities
Can I use a running vest phone holder for a 5K?
You can carry a phone on a 5K if it fits comfortably, but whether you need a vest depends on your preference and the event.
Purchase, availability and delivery details are shown on Amazon UK.

Défi running vest · UK guide
can i use a running vest phone holder for a 5k
Guide / 01
What the answer means for this product
The Défi chest pocket measures 20 × 13cm. The product is not a water-carrying vest, so plan separately if you need hydration.
Guide / 02
A useful next check
Check the event rules, test the loaded fit and avoid trying a new setup for the first time on race day.
Good to know
Questions, answered.
Can I use a running vest phone holder for a 5K?
You can carry a phone on a 5K if it fits comfortably, but whether you need a vest depends on your preference and the event.
Défi The Elements