Shelter and Sleep Systems Across Seasons
Understand EN and ISO ratings as guidelines, not guarantees. Your metabolism, nutrition, and shelter all influence comfort. Add a liner for shoulder seasons, or layer a puffy inside the bag on frosty nights. What is your personal buffer below the printed rating? Comment so others can calibrate their choices.
Shelter and Sleep Systems Across Seasons
Heat loss to the ground steals sleep in spring thaw and winter chill. Combine a closed-cell foam with an insulated inflatable to boost R-value and redundancy. Test setups at home to catch leaks early. Have you found an R-value sweet spot for shoulder-season backpacking? Share your numbers and field notes.