Osprey Viva 45 Women's Backpacking Backpack Size:One Size SiS GO Isotonic Energy gels

SiS GO Isotonic Energy gels are very practical and can be transported without the need for bulky bottles

Super stable

Clothing layer: Outerwear

Our max-performance

The patented DiffuControl-System™ technology

Osprey Viva 45 Women's Backpacking Backpack Size:One Size SiS GO Isotonic Energy gelsThe women's Viva 45 is here to breathe some life into your backpacking carry with its exceptional fit and a simple, clean design that experts and greenhorns alike can appreciate. Highly adjustable, the Viva 45 is a panel load workhorse, ready to tackle overnight weekends and weeklong trips alike. The large J zip opening provides remarkable access to your gear while an included raincover help keep everything dry should your adventure turn soggy. Its