5L Trail Running Hydration Vest | Ultralight Hydration Backpack

Built for the long haul. This 5L ultralight hydration vest sits close to the body with a breathable, form-fitting design that stays stable at full sprint or on technical terrain. Whether you're logging marathon miles, hitting the trails, or grinding out a long ride, it keeps your essentials and hydration within reach without slowing you down.

Key Features

• Ultralight construction — ~383g packed, designed to disappear on your back
• Breathable polyester mesh — ventilated back panel reduces heat buildup during high-output activity
• 5L capacity — enough for essentials: gels, phone, keys, layers, and a water reservoir
• Hydration compatible — Every pack includes a 2L water bag; all are reservoir-ready
• Secure fit — adjustable chest straps keep the pack locked in during movement
• Unisex design — fits a wide range of body types

What's Included?

• Pack + 2L Water Bag (Black, Blue, Red, Gray, Yellow) — hydration vest with a 2 liter water bag & hydration reservoir

Specifications

• Material: Polyester
• Capacity: 5L 
• Weight: ~383g
• Gender: Unisex
• Best for: Trail running, road running, marathon, cycling, hiking, fitness

Note: Color may vary slightly from photos due to screen settings and lighting. Check variant image for exact contents.