Use your Reactor sleeping bag liner to increase the warmth of your mummy sleeping bag or use it as a stand alone sleeping bag! These super cozy sleeping bag liners come in several options including regular, "Extreme" and fleece with long versions. Each liner has a tapered shape with a drawstring hood and quarter zip so they are warm and easy to use and warm. They are also small and light and come with a stuff sack.
Sleeping bag liners are hygienic because they're easier to wash than your average sleeping bag. They're incredibly versatile since you can use them to tweak the temperature rating of your favorite sleeping bag for colder nights.
The regular Reactor liner is made from Thermolite� hollow core fibres that trap your body heat and keep you warm for a surprisingly light (8.4oz) weight. This liner increases temperature range by 14F/8C.
The Reactor Extreme is also made from Thermolite and has an even warmer range of 25F/14C. It weighs around 14oz and pac