7 Safer Smartwater Bottle Alternatives That Are Actually Practical for Thru-Hikers

Over the past few years, we’ve all been forced to slowly confront the fact that our Smartwater bottles — while the perfect size, weight, and rigidity for thru-hiking— are actively detrimental to our health.

Smartwater bottles are made from PET1 plastic, which is a food-safe plastic designed for single use. Repeated use, such as using the same bottle for days and weeks during a hike, causes the shed of nano and microplastics from your bottle.

Continue reading to learn more, written by Katie Jackson.

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February 28, 2025

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The Trek Editors

Editors

We are the word nerds of The Trek who want nothing more than to infuse some hiking and backpacking joy into your day.

Chunguza Maudhui Zaidi

Majina ya Vyombo vya Habari

A favorite of ultralight hikers, backpackers, bikers, and travelers, the Sawyer Squeeze filter is the gold standard in water filters for anyone concerned about weight and universal compatibility.

Scott Gilbertson
Senior Writer and Reviewer

Majina ya Vyombo vya Habari

In the morning before getting to the park, I applied insect repellent (Picaridin lotion by Sawyer).

Julie, Earth Trekkers
Author and Photographer

Majina ya Vyombo vya Habari

A Sawyer Squeeze water filtration system that blows any other system out of the — say it with me — water.

Rachel Dunkel
Freeland Writer