Hyperlite 3400 Ice Pack 55L Fishing & Outdoor Clothing the Stratosphere 4 boasts a

the Stratosphere 4 boasts a superior warmth-to-weight ratio

The hybrid construction uses a cutting-edge combination of an EPP and EPS inner shell in a robust hard shell

waterproof comfort Air-Circ system Uses a quick-drying mesh liner to circulate air in the boot

- Contains a selection of Muc-Off brushes for deep cleaning

Fast-Flow Rate: Up to 1 liter in 2 minutes with optimal reservoir hang height of 6 feet

Hyperlite 3400 Ice Pack 55L Fishing & Outdoor Clothing the Stratosphere 4 boasts aFor the approach, the climb, and the descent, our Ice Pack is that perfect companion thats never in the way, yet always right there when needed. Refined to the essence of whats truly necessary for success, this bomber, 100% waterproof Dyneema Composite Fabric pack features a no frills main compartment thats perfect for our Pods and Stuff Sacks. External fitments securely hold crampons and ice axes, and options for gear loops or pockets on the hip belt