How to Tell If Felt Is Wool or Acrylic: 5 Simple Methods
Sullivans International
•4 min read
Felt is a durable, insulating fabric used in clothing, accessories, and home décor. Not all felt is the same�?wool felt* and acrylic felt differ in texture, durability, and care. Knowing how to tell them apart helps you choose the right felt for your project.
In this guide, we cover five methods to identify wool vs acrylic felt: labels, texture, price, burn test, and when to consult a professional.
Wool felt is a non-woven fabric made from natural wool fibers that are matted together using heat, moisture, and pressure. Wool felt is soft, fuzzy, and has a distinct texture. It is generally more durable and insulating than acrylic felt but costs more.
Acrylic felt is made from synthetic acrylic fibers. It feels smooth and uniform, often with a slightly shiny surface. Acrylic felt is more affordable but generally less durable and less insulating than wool felt.
Many felt products have labels stating fiber content. Look for "wool," "100% wool," or "acrylic," "synthetic." If the label is missing or unclear, use the methods below.
| Wool Felt | Acrylic Felt |
|---|---|
| Soft, fuzzy | Smooth, uniform |
| Individual fibers visible | More even surface |
| Natural, matte look | Slightly shiny |
Wool felt is typically more expensive than acrylic felt. Very low prices often indicate synthetic materials.
Warning: Use only in a controlled, safe environment with protective gear. Use a small sample and tweezers.
| Behavior | Wool Felt | Acrylic Felt |
|---|---|---|
| When flame removed | Self-extinguishes | Continues to burn |
| Smell | Burning hair | Chemical, plastic |
If unsure, a textile expert can perform tests to determine fiber composition and quality.
Identifying wool vs acrylic felt relies on labels, texture, price, and burn behavior. Wool felt offers durability and insulation; acrylic felt offers affordability and ease of care. Choose based on your project needs and budget.
Wool felt is generally more durable and insulating. Acrylic felt is more affordable and easier to care for. The better choice depends on your project and budget.
Wool felt can shrink or felt further with hot water. Hand wash in cool water with gentle detergent, or dry clean. Check care labels.
Acrylic felt can pill or shed with friction. Wool felt may also pill over time. Quality and use affect pilling.
Wool is relatively flame-resistant and self-extinguishes. Acrylic melts and can continue burning. Keep both away from open flames.
This article is part of our fabric knowledge series, offering practical insights into felt types, fiber identification, and textile selection for crafters and makers.