Patagonia Nano-Air Ultralight Review: Breathable Warmth for High-Output Adventures

Patagonia stripped down its Nano-Air jacket to create an ultralight shell for high-output activities while still providing a touch of warmth. I find it to be an impressive

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First look: The 2025 Arc’teryx Proton SL Hoody

The 2025 Proton SL Hoody is available in three colors for men, including Dynasty. We've got great news for fans (and future fans) of Arc'teryx's lightest-weight version of the

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Arc’teryx Allium Insulated Jacket | First look at the new freeride softshell

The Arc'teryx Allium Insulated Insulated Jacket was designed to be worn as a midlayer or standalone outer when skiing and snowboarding. It's straightforward styling works well for apres

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Arc’teryx Beta Insulated vs Beta Down Insulated | How to decide

The Arc'teryx Beta Down Insulated size medium, in Solaris.The Beta Insulated and Beta Down Insulated are the warmest of the Arc'teryx Beta Jackets. So how do you decide

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Arc’teryx Proton Hybrid Hoody Review

In addition to 3 Proton items (Heavyweight, Base, Lightweight), Arc'teryx released Proton Hybrid (Men's - Women's) last season (Winter 2023). I have Arc'teryx's all flagship synthetic jackets. I've got all Protons, all

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Primaloft vs Coreloft vs Down: Quick CLO Cheatsheet

What is a CLO?CLO value is an important factor in determining a synthetic jacket’s warmth. Metaphorically, like FP * FW value in down jackets…And the higher the value is, the warmer the insulation

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Arcteryx Kappa Review

As I also explained in my Best Arc'teryx Jackets post, Kappa Hoody is perfect for stationary use when it's freezing. Along with Dually Belay, Fission SV and Nuclei SV;

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Arc’teryx Fission SV Jacket review | Waterproof, insulated and near perfect

The Arc'teryx Fission SV Jacket (Men's - Women's) is a great option for low-output use in quite cold, wet and windy conditions.The Arc'teryx Fission SV Jacket was long

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Arc’teryx Nuclei vs Proton: Temp ratings & more

Y'all know these are just my opinions... right?As we head into fall/winter 2024, Arc'teryx is only offering women's Nuclei models. You can see all current Nuclei offerings here.Below

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Atom SL vs Proton FL

UPDATE: The Proton FL is now called the Proton SL Hoody. Arc'teryx released the 2025 version in March, and our initial impression is that the Proton SL is

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