Sea to Summit Reactor Sleeping Bag Liner Size:Mummy w/ Drawcord while the arch and heel

while the arch and heel area are supported by the back part of the outsole

It is tough

Providing comfort and room in the metatarsal area for sensitive feet

in conjunction with the included instruction and survival tip sheet

30L version

Sea to Summit Reactor Sleeping Bag Liner Size:Mummy w/ Drawcord while the arch and heelAdd warmth to your sleep system in cool or cold conditions: with our Reactor Liner. Using Thermolite Pro fabric with infra red absorbing ceramic pigments and Thermolite EcoMade fibres takes thermal performance to the next level. The stretch knit fabric provides optimal comfort, and ensures the Reactor fits any sleeping bag. Additionally, the drawcord footbox offers plenty of ventilation and the versatility of walking around camp while still wearing