Sleeping-bag liner (thermal or vapour-barrier) on Everest
Also called: Sleeping bag liner, Thermal liner bag, Thermal/silk liner bag, Vapour-barrier liner (for sleeping bag)
What it is for
A thin bag inside your sleeping bag. A thermal liner adds a few degrees of warmth and keeps the bag clean; a vapour-barrier liner stops body moisture soaking into the insulation on long, very cold trips.
What Everest asks for
Optional
Silk or fleece: keeps the bag clean and adds a little warmth
Kinds
- Thermal Sleeping Bag Liners
- Vapour-Barrier Sleeping Bag Liners
Other mountains
- Optional on: Everest, Aconcagua, Denali, Kilimanjaro, Elbrus, Vinson, Kosciuszko, Carstensz Pyramid
