Add some extra warmth to your sleep system with our tapered microfleece Thermic™ Neutrino Sleeping Bag Liner.

Designed to fit the Rab Neutrino and Neutrino Pro collections, though compatible with other sleeping bags, the Thermic™ Neutrino Sleeping Bag Liner is built from 130g polyester microfleece for extra overnight warmth. With a tapered mummy shape, a weight of 400g and a compact stuff sack, it’s a valuable cold weather camping accessory.