Sleeping Bag Liners

Cocoons for the modern pioneer

A favorite of those looking for extra insulation, adventuring out on alpine backpacking trips, camping on porta-ledges, or embarking into less-hospitable environments.

Your Sleeping Bag's Backup System

You put a load of trust into your mummy bag. Sometimes it's the only thing that gets you through the night. But all the best gear and life-saving systems need a backup. That's what COCOON® MummyLiners™ are for.