Fjallraven Kanken Chest Strap in UN Blue.
The Fjallraven Kanken Chest Strap can be used with Kanken backpacks which do not have padded shoulder straps. They help to keep you backpack in place and make carrying heavy loads easier. They offer clip/push fastenings and feature a built in safety whistle to the middle. Finished off with a small Fjallraven Arctic Fox logo, perfectly in keeping with you beloved Kanken bag.