Nathan AeroZip Hydration Vest 1L Accessories Helion™ Superfoam Midsole: Optimized specifically

Helion™ Superfoam Midsole: Optimized specifically for training

making it perfect for warm-weather adventures or casual wear

Stabilized wood core is made up of many selective wood wooden plates

Come into the wake flat without much edge hold

Cuff: Polyurethane and Recycled Polyurethane with Custom Shell HD Power Spine and Calf Adjuster

Nathan AeroZip Hydration Vest 1L Accessories Helion™ Superfoam Midsole: Optimized specificallyUltra Light. Ultra Snug. Zero Distraction. The AeroZip 1L is the ultimate minimalist hydration solution for runners who prioritize speed and a "barely there" feel. Ditching traditional bulky straps for a streamlined full front zipper, this vest acts as an aerodynamic extension of your body, ensuring you stay hydrated without sacrificing your stride.