I take a trip to the Boundary Waters every year. In the past, I've slept on a thermarest that was 1 3/4 inch thick. Lying on your back that's fine, but I think I, like most people, sleep on their sides and switch sides through the night. That 1 3/4 inch pad was not enough for side sleeping, so I started researching. Yes- expensive, but this pad is excellent. I'm sure that with the memory foam
This review was written in the old system and had content requirements that are different than reviews written today.