The moisture-proof pad has two important functions: it makes your sleep more comfortable, especially on harder, less flat ground; it is a layer of insulation between your body and the ground (not electricity, of course, just insulates the body from the ground). heat transfer between floors).
how to work
Like the stuffing in sleeping bags and clothing, moisture-proof pads also block the heat exchange between your body and the outside (ground) cold air. She isolates a layer of dead air between your body and the ground, and uses the heat of your body to gradually increase the temperature of this layer of "dead air", making it the heat between your body and the ground. A barrier of exchange, thus exerting the effect of heat preservation and moisture resistance. The effectiveness of a moisture-proof mat depends on how much "dead air" it can hold and its ability to prevent air convection.
Your plan:
Just like buying anything else, buying outdoor gear can sometimes make you regret it, because there are so many things you need to think about, you have a lot of requirements for everything, and in most cases, all of your requirements are not. may be satisfied at the same time. The same is true when choosing a moisture-proof mat, you have a lot to consider: Insulation (the ability to isolate the body from heat exchange with the ground) Comfort Weight, Volume Durability It is important for you to choose from the above conditions, and consider your An outdoor plan might be helpful to you.
How much storage space do you have:
If your pack is always full of gear, a lightweight moisture-proof pad is worth considering. But size won't be an issue if you have a car or boat. Who doesn't want to sleep comfortably, sometimes I really want to carry my Simmons on my back.