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Using a New Sport to Refine Your Ultralight Philosophy

Single-speed all the way, baby.

How to Get Water Out of a Frozen Stream Where the Ice is Several Inches Thick

We invited this challenge from our community on the forums and Instagram. Here's our solution - thanks for your feedback and suggestions!

Ultralight Water Treatment Options for Backpacking

The purpose of this article is to present three ultralight water treatment options for backpacking. We chose these three for their diversity and efficacy, and they include a chemical method, a physical method, and an electro-ultraviolet method. We included a video to demonstrate each technology in the field.

The HydraPak Flux 1L – A Smartwater Bottle Replacement?

The HydraPak Flux 1 L (2.7 oz / 77 g, MSRP $20) is a soft-sided, collapsible, 42 mm threaded, reusable water-bottle aimed at the single-use Smartwater or sports-drink bottle crowd.

CrazyCap LED Water Purifier Review

The CrazyCap 2 ($59, 1.9 oz/56 g) is an ultraviolet water treatment device that takes the form of a bottle cap. At first glance, this little multi-use item seems like the perfect invention for ultralight backpackers on the fly. But how does it perform in the field with its bottle compatibility issues?

Platypus GravityWorks Filter Review (6L)

We review the 6-Liter model of the Platypus GravityWorks Water Filter, intended to provide water for groups and for basecamp scenarios.

Estimating the Age (Lifespan) of Your Backcountry Water Filter

The goal of this test is to determine the effective age of your backpacking water filter based on comparing its current flowrate to its flowrate when new.

MSR Trail Base Water Filter Kit Review

The MSR Trail Base Water Filter Kit is a gravity-powered water filtration kit with modular components for versatility.

Katadyn BeFree Review: The Light and Fast Water Bottle Filter (First Looks)

This Katadyn BeFree Review features a video discussing the highlights of this water bottle filter technology that's both ultralight and fast.

Platypus GravityWorks Filter Review – 4.0L Water Filtration System

This Platypus Gravity Works filter review focuses on the key strength of the system: high treatment capacity for relative ease.

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