Heat Exchanger 39 g / 1.4 oz The Big Wall Gear Sling

The Big Wall Gear Sling is fully adjustable via custom aluminum buckles and a height-adjustable sternum strap

the Merino Comfort Hiker brings amazing long wear

The low-profile sides

or remote-burner canister stoves like the MSR WindPro™ II

* Drill Bits sold separately

Heat Exchanger 39 g / 1.4 oz The Big Wall Gear SlingThe Heat Exchanger increases the efficiency of your stoves up to 25%. The unique waffled design channels the heat from the stove up the sides of the pot to increase the heated surface area. When used with liquid fuel stoves, or remote burner canister stoves like the MSR WindPro II, it can also act as a wind block because it extends below the pot.