Product Guides

Why Does Your Back Get Cold? - Mountain Spring
Why Does Your Back Get Cold?
Scenario: A person lies flat on a camping sleeping pad with an R-value of 2.5. The skin temperature on their back is 33.5°C, and the ambient temperature (assumed equal to... 阅读详细内容…
Does the R-Value of a Camping Sleeping Pad Decrease Over Time? - Mountain Spring
Does the R-Value of a Camping Sleeping Pad Decrease Over Time?
Over extended use, the R-value of a sleeping pad does decrease gradually. However, the reduction is so small that it is negligible across the pad's entire service life. Starting two... 阅读详细内容…
Can You Stack Two Foam Sleeping Pads to Add Their R-Values? - Mountain Spring
Can You Stack Two Foam Sleeping Pads to Add Their R-Values?
In theory, stacking two egg crate camping sleeping pads does allow their R-values to be combined. In practice, however, egg crate pads have a unique characteristic when stacked: the peaks... 阅读详细内容…
How to Understand and Use the Season Rating of a Camping Sleeping Pad - Mountain Spring
How to Understand and Use the Season Rating of a Camping Sleeping Pad
Understanding the Season Rating The Season Rating is a broad indicator that allows for a quick assessment of a sleeping pad's thermal performance. Many types of outdoor gear — including... 阅读详细内容…
How to Understand and Use the Temperature Rating of a Camping Sleeping Pad - Mountain Spring
How to Understand and Use the Temperature Rating of a Camping Sleeping Pad
Understanding the Temperature Rating The Temperature Rating is neither a new concept nor unfamiliar terminology. Before the introduction of the ASTM F3340 standard, the thermal performance of camping sleeping pads... 阅读详细内容…
Mountain Spring Sleeping Pad Thermal Performance Metrics: Temperature Rating and Season Rating - Mountain Spring
Mountain Spring Sleeping Pad Thermal Performance Metrics: Temperature Rating and Season Rating
As most outdoor enthusiasts already know, the R-value tested in accordance with ASTM F3340-22 is currently the most scientifically rigorous metric for evaluating the thermal performance of a camping sleeping... 阅读详细内容…
Does Puncture Damage Affect the R-Value of a Camping Sleeping Pad? - Mountain Spring
Does Puncture Damage Affect the R-Value of a Camping Sleeping Pad?
In the outdoors, unexpected situations can arise at any moment, and few things are worse than being unable to get a good night's sleep after a full day of hiking... 阅读详细内容…
The Benefits of Owning Multiple Camping Sleeping Pads - Mountain Spring
The Benefits of Owning Multiple Camping Sleeping Pads
Every outdoor enthusiast inevitably accumulates a growing collection of gear — folding chairs, roll-up tables, portable stoves, gas canisters, sleeping bags, and more. As your adventures become more ambitious, the... 阅读详细内容…
The Relationship Between R-Value and Temperature for Camping Sleeping Pads - Mountain Spring
The Relationship Between R-Value and Temperature for Camping Sleeping Pads
Experienced backpackers are familiar with sleeping bag temperature ratings — a clear indicator of the temperature range in which a sleeping bag is designed to perform, allowing users to choose... 阅读详细内容…
What Is the ASTM Standard? - Mountain Spring
What Is the ASTM Standard?
ASTM stands for the American Society for Testing and Materials. Founded in 1898, ASTM is a globally recognized standards organization. ASTM standards fall into the following six categories: Standard Test... 阅读详细内容…
What Is the R-Value of a Camping Sleeping Pad? - Mountain Spring
What Is the R-Value of a Camping Sleeping Pad?
In the outdoors, one of the greatest challenges is building a comfortable camp and getting restful sleep on cold, hard ground. At night, the cold ground draws heat away from... 阅读详细内容…