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Moderate

Material Deep Dive

Acrylic

Acrylic scores well on water on an FSI-weighted basis, but this is offset by higher fossil-based emissions, hazardous-chemical manufacturing risks (acrylonitrile), and end-of-life impacts from persistence and microfiber pollution.

Synthetic

Virgin

End of Life

Not biodegradable

20/100
Chemical Use

High

30/100
Pollution

High

35/100
Water Usage

210 L/kg

99/100
Carbon Footprint

5.4 kg CO₂/kg

56/100
Considerations

Made from fossil fuels using a process involving potentially carcinogenic chemicals

One of the worst fibres for microplastic shedding

Won't break down naturally—persists for decades

Production creates significant pollution

Better alternatives exist for warmth, including recycled wool

Strengths

Durable and holds its shape well

Affordable, making sustainable fashion more accessible

Uses no agricultural water or land

Carbon Footprint Analysis

56/100

Acrylic produces approximately 5.4 kg CO₂-equivalent per kilogram of fiber.

The Data

Carbon Footprint

5.4 kg CO₂/kg

FSI Carbon Score

56/100

Sources: Higg Materials Sustainability Index, Textile Exchange Preferred Fiber Report

Sustainability Breakdown

Microplastic risk

High

Care level

Moderate

Available certifications

OEKO-TEX STANDARD 100, bluesign® APPROVED

Key properties

soft, warm, lightweight, water-resistant, quick-drying, colorfast, wrinkle-resistant, affordable, durable, wool-like feel, pill-prone, low breathability, static-prone

Common uses

sweaters, blankets, yarn for knitting and crocheting, carpets, upholstery, sportswear, thermal wear, socks, hats, home textiles, decorative fabrics

Also known as

polyacrylonitrile, PAN fiber, synthetic wool, acrylic wool, man-made fiber

Acrylic quick guide

Last updated: December 2025

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