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By the Numbers: Crushing It – How Bad is Thermal Degradation in Synthetic Insulation?

In part two of this investigation, we see what happens when you crush insulation beneath a stack of concrete pavers - again and again.

The Search for a Fleece Replacement – A Close Look at Active Insulation and the role of MVTR

What is MVTR's role in active insulation garments?

Simple Gear Tests and USB Recharging

In his new column, Simple Gear Tests, Backpacking Light author Rex Sanders provides suggestions for at-home gear tests you can do with minimal time and expense. First up - a plan for verifying the capacity of your USB-rechargeable devices.

Air permeability vs. moisture vapor transmission rate (MVTR): which one impacts moisture transport more in wind and rain jackets?

This study compares the performance of four jackets made with fabrics that span a wide range of air permeability rates and moisture vapor transmission rates (MVTR). The study shows that significantly greater moisture removal can be achieved as a function of jacket MVTR than jacket air permeability.

Standards Watch Hikes into the Sunset

Rex Sanders reflects on what he learned after eight months of digging into backpacking standards.

By The Numbers: How Bad is Thermal Degradation in Synthetic Insulation?

The latest findings on thermal degradation in synthetic insulation from Stephen Seeber may surprise you in this By The Numbers column.

By the Numbers: Is Synthetic Insulation Warm When Wet?

We throw some quantitative testing at an oft-repeated synthetic insulation claim to measure the thermal performance of wet insulation.

By the Numbers: Rethinking Fleece

Stephen Seeber subjects ten fleece samples to rigorous thermal testing.

By the Numbers: Thermal Performance Measurements of Synthetic Insulations

Stephen Seeber presents measurements of several market-leading insulations along with four performance metrics to help judge their performance.

Lipstick on a Pig? Wind & Cold Temperature Testing of the Jetboil Stash (StoveBench)

Backpacking Light publisher Ryan Jordan subjects the Jetboil Stash to the StoveBench testing protocol to answer the pressing question: is this innovation, or lipstick on a pig?

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