FAQ / weather
Are running vest phone holders waterproof?
Do not assume they are. The Défi chest pocket is described as water-resistant, not waterproof, and no immersion rating is stated.
Purchase, availability and delivery details are shown on Amazon UK.

Défi running vest · UK guide
are running vest phone holders waterproof
Guide / 01
What the answer means for this product
Water-resistant does not establish protection in a downpour, prolonged rain or submersion. The pocket is not a substitute for a waterproof phone case.
Guide / 02
A useful next check
Use additional phone protection when the weather or route could expose the device to substantial water.
Good to know
Questions, answered.
Are running vest phone holders waterproof?
Do not assume they are. The Défi chest pocket is described as water-resistant, not waterproof, and no immersion rating is stated.
Défi The Elements