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polyester fleece

Polyester Fleece
Image: iStockphoto.com/Chiyacat

Polyester Fleece

Everything from winter jackets and gloves to astronaut underwear and deep-sea diving suits are made from this material often called "polar fleece."

Durable, warm, and water-resistant , polyester fleece first gained popularity with backpackers and hikers. Examine how old milk jugs and soda bottles are transformed into this knit fabric and how its structure makes it so warm.

How Products Are Made
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This Jacket Keeps Warmth In, While Letting Sweat Out

This Jacket Keeps Warmth In, While Letting Sweat Out

Polyester fleece is water resistant — good for keeping out rain and snow, but also good at trapping sweat in. Take a look at the new, breathable Polartec Alpha. More...

Article
Popular Science
Down Versus Polyester and Insulation

Down Versus Polyester and Insulation

It's really cold outside so you go to grab your coat. Which one should you choose: down or polar fleece? Which one is a better insulator of heat? More...

Article
Newton/Department of Energy
Drying Times of Materials

Drying Times of Materials

Along with being warm, polyester fleece is popular for outdoor activities because it's breathable and doesn't stay wet as long as cotton. Find out why it dries faster. More...

Article
Newton/Department of Energy
How Fleece Conquered the World

How Fleece Conquered the World

Sure, wool is warm. But it sucks up water and then smells like a wet animal. Take a look at the creation of Polartec by Malden Mills. More...

Profile
Gizmodo
How It’s Made: Fleece

How It’s Made: Fleece

Wrapping yourself up in soda bottles and other recycled plastics to keep warm? Sounds silly but that's exactly what you do when you wear polar fleece. See how it's made. More...

Video
Science Channel
How It’s Made: Recycled Polyester Yarn

How It’s Made: Recycled Polyester Yarn

Want to know how your water bottle becomes your shirt? This video takes you through the recycling process. More...

Video
Discovery
Modern, Smart, and Combination Fabrics

Modern, Smart, and Combination Fabrics

From bullet-proof Kevlar to soft polar fleece, technology has changed the world of textile design. Compare the properties of the newest fabrics. More...

Article
BBC
Science Projects with Fabric

Science Projects with Fabric

Turn your polyester fleece into one or more science experiments with these project ideas. More...

Activity
eHow

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