Ultraspire Zygos 5.0 Black innersoles Engineered mesh upper improves breathability

Engineered mesh upper improves breathability

Mountain Berry: A blend of tangy and dark berry flavours

Dual fibre lightweight double knit for best of both world fabrication-moisture control and durability

Lace-up closure for a secure fit

wet trails

Ultraspire Zygos 5.0 Black innersoles Engineered mesh upper improves breathabilitySince the first iteration of the ZYGOS, tens of thousands of runners have utilized this high capacity 14 liter race vest. The lightweight and comfortable wrap around design complimented by the ErgoFit Harness ensures the Zygos 5. 0 will be stable, comfortable, and hindrance free. The packs MaxO2 Form adjustable closure system secures and adapts to the packs load. This innovative system can conform the pack to the body using a single pull. Similar to