When extra thermal protection is more important than shaving off the grams, the Rab Thermic™ Expedition Sleeping Bag Liner is the go-to sleep system upgrade

Conceived as an accessory for the uncompromising Rab Expedition collection, our Thermic™ Expedition Sleeping Bag Liner adds some useful extra insulation courtesy of its Thermic™ microfleece construction. 

Built with a traditional mummy cut, it weighs 500g and provides exactly the protection your Expedition Sleeping Bag deserves.