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Allbirds Trino Sprinter Sock Onyx

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Allbirds Trino Sprinter Sock Onyx

49 Poor
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Summary

Allbirds Trino Sprinter Sock Onyx scores 49/100. Blend of 35% Merino Wool, 35% TENCEL Lyocell, 46% Recycled Nylon, and 4% Spandex — natural fibers offset by dominant synthetic content.

At a glance

Beneficial ingredients 2
Harmful ingredients 2
Category Workout Socks

Key ingredients 4

Merino Wool
Very Good

Natural protein fiber that regulates temperature and wicks moisture without shedding plastic microfibers.

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TENCEL Lyocell
Very Good

Sustainably sourced cellulosic fiber produced in a closed-loop process. Biodegradable and breathable.

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Recycled Nylon
Bad

Still sheds microplastic fibers during washing despite being made from post-consumer nylon waste.

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Spandex
Bad

Synthetic petroleum-derived elastic fiber that sheds plastic microfibers with each wash.

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