Fourth Element Expedition Series Duffel Bag 90L - Grey HP Hose The termovalve is the transition

The termovalve is the transition between the external battery canister and the elements of the heating system under the drysuit

and one-size fits all

but one that doesn’t sacrifice features or functionality

this can be thrown on your back

Fourth Element Expedition Series Duffel Bag 90L - Grey HP Hose The termovalve is the transitionBuilt for the most rugged adventures, the Expedition Duffel Bag is designed with input from our intrepid dive team to meet the demands of explorers and divers everywhere. Crafted from heavy duty mesh PVC with a double lined, hard wearing base, this bag is as tough as the environments you'll use it in. Shaped, adjustable, padded rucksack carry straps make carrying ultra comfortable, and the removable straps allow for seamless transitionsperfect for