Important: phone storage, not hydration
Hydration vest with phone pocket
The Défi Running Vest Phone Holder is designed to carry a phone and small essentials. It is not a hydration vest: no water bladder, bottle or flask is included. This guide helps you decide whether its storage-only design fits your route.
Purchase, availability and delivery details are shown on Amazon UK.

Défi running vest · UK guide
hydration vest with phone pocket
Guide / 01
Phone carrier versus hydration pack
A hydration vest normally includes a way to carry water, such as a bladder or bottles. The Défi vest shown here is a phone and small-item carrier, with one chest pocket and two zipped shoulder pockets; it does not include a hydration system.
If your run requires water, choose a separate bottle or a product specifically supplied with hydration storage. Do not rely on this phone vest to carry water unless the Amazon listing clearly confirms a suitable accessory.
Guide / 02
Phone and pocket measurements
The chest pocket measures 20 × 13cm. Each shoulder pocket measures 10 × 5cm. Compare your phone with its case against the chest-pocket dimensions, and use the smaller pockets only for compact essentials.
- One zipped chest pocket for a phone
- Two zipped shoulder pockets for small items
- Adjustable waist belt: 26–40in
Guide / 03
Match the carrier to your distance
For a route where you already have a hydration plan, this vest can provide dedicated phone storage. For longer or remote runs, make a separate decision about how much water, food and safety equipment your route needs.
Try the vest with your usual running layers and contents before a longer outing. Comfort depends on how it fits your body and what you carry.
Guide / 04
Check the product listing
The Amazon UK listing is the source for current package contents, price, availability and delivery. Read it carefully if you are comparing this product with hydration vests.
Good to know
Questions, answered.
Does the Défi vest include a water bottle?
No water bottle, flask or bladder is specified as included on this guide. Check the Amazon listing for the latest package contents.
Can it carry a phone and gels?
It has a 20 × 13cm zipped chest pocket and two zipped 10 × 5cm shoulder pockets. Compare your items with the measurements before ordering.
Keep exploring
Related guides
More details for choosing a phone-carrying vest for your run.
Défi The Elements