Therm-a-Rest NeoAir XLite NXT
R-value 4.5, ~350 g, packs to a water bottle
The warmth-to-weight benchmark and it makes a hard lodge bed sleepable — it is audibly crinkly, and in a shared dormitory that is a genuine social cost.
Check price on AmazonAs an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
Do not buy this if: Teahouse trekkers happy with a lodge mattress. Most are, and this is 350 g and a lot of money to fix a problem you may not have.
Not every route needs it. These are the ones where our guides would put it on your list.
Everything else we recommend in mats & liners, including the ones we think suit a different trekker.
Lightest linerSea to Summit Silk Blend Liner
Half the weight of a thermal liner and far nicer against skin, at the cost of adding essentially no warmth — the right choice for lower-altitude treks and hot lodges.
