Nathan VaporAiress Hydration Vest

The vest uses hook and loop adjustment panels on the sides, allowing you to tighten or loosen the fit while wearing it. This creates a tailored, bounce-free feel that conforms to your specific body shape rather than relying on standard sizing.

Yes. The front pockets are designed to hold bottles or flasks up to 22 oz each, giving you the flexibility to carry electrolytes or extra water alongside the 2L bladder in the back.

Absolutely. It is built from lightweight, breathable mesh and stretch-woven materials specifically for endurance. The 4-liter storage capacity provides enough room for the included 2L bladder, plus extra layers, nutrition, and essentials for long training days or race day.

The vest weighs 7.0 ounces without the bladder. With the 2L bladder included, the total weight is 11.5 ounces, keeping it lightweight enough to prevent fatigue over long distances.

Yes, the included 2L bladder features a quick-release valve, which makes it simple to detach the hose for cleaning or refilling without having to re-thread the tube through the vest every time.