Every runner who has fumbled with a hand-held bottle or worn a heavy pack that throws off their stride knows the problem: staying hydrated on a long run or trail should not slow you down or weigh you down. This 5L running vest sits close to the body, distributes weight evenly, and keeps your essentials within reach without bouncing or restricting movement — so you can run longer and more comfortably.

Why It Stands Out

✓ 5L capacity — enough room for a hydration bladder, snacks, phone, keys, and small trail essentials without the bulk of a full backpack.

✓ Compatible with hydration systems — fits a 2L hydration bladder (included with the Camelbak variant); the water bag outlet and kettle position allow easy drinking on the move.

✓ Mesh strap system — padded, adjustable shoulder straps with mesh panels allow airflow and mould to the body for a secure, comfortable fit on long runs.

✓ Multi-compartment design — front strap pockets give quick access to snacks, a phone, or gels without stopping or removing the vest.
✓ Reflective strips — built-in reflective elements keep you visible in low-light conditions during early morning or evening runs.

✓ Lightweight at 250 g — ultra-light construction means the vest is barely felt during a run, even on longer distances.

✓ Unisex fit — adjustable waist strap fits a waist circumference of 66 to 144 cm, accommodating a wide range of body types.

Where It Fits Best

On trail runs and ultramarathons, the vest keeps hydration and nutrition accessible without breaking stride. For road runners training over longer distances, it replaces the need for hand-held bottles while carrying more than a basic arm band allows. Hikers who prefer a fast-and-light approach benefit from the 5L capacity without the structure of a traditional hiking pack. Cyclists use it on longer rides where jersey pockets are not enough. It also works well for outdoor races, cycling events, mountaineering approaches, and multi-sport events where weight and freedom of movement matter.

How the Vest and Hydration System Work

The vest body is constructed from lightweight polyester with a hexagonal mesh pattern on the shoulder straps for ventilation. The main compartment accommodates a 2L hydration bladder (included with the Camelbak variant); the water bag outlet at the shoulder routes the drinking tube for easy access while running. A separate kettle pocket on the front strap holds a soft flask or small bottle upright. The waist strap adjusts via side buckles to dial in the fit and prevent bounce. The 2L bladder included with the Camelbak variant is TPU construction, 100% BPA and PVC free, with a silicone nozzle rated for water temperatures of 0–40°C.

Comparison Table

Setup and Fitting

Put on the vest and tighten the shoulder straps until the pack sits snugly against your back without sagging. Adjust the waist strap via the side buckles to your waist circumference (66–144 cm) to reduce bounce. If using the hydration bladder, insert it into the main compartment and route the drinking tube through the shoulder strap outlet. Fill the bladder with water at 0–40°C. Load front strap pockets with gels, a phone, or small items for quick access. Check all buckles are secured before heading out.

Cleaning and Care

Hand wash the vest in cool water with mild detergent and hang to air dry. Do not machine wash, tumble dry, or iron. Empty and rinse the hydration bladder after every use and allow it to dry fully before storing to prevent mould. The bladder can be rinsed with clean water; avoid detergents inside the bladder that could affect taste. Store the vest uncompressed in a dry location.

Product Specifications

Package Includes

Without hydration bladder variant:
1 × Trail running vest

With hydration bladder variant:
1 × Trail running vest
1 × 2L TPU hydration bladder with silicone nozzle