Q:

Does polyester stretch?

A:

Polyester is a durable synthetic fabric that does not stretch or shrink. Like other fabrics, polyester has bias stretch caused by the weaving process, but in garment production, pattern pieces are always cut on the non-stretching straight grain of the fabric.

Polyester is often mixed with other fibres to create fabric blends with characteristics more suitable for various applications an types of wear. A polyester stretch blend is produced by combining small amounts of Lycra or spandex, typically four or five percent, with polyester fibres. The addition of stretch to polyester garments improves comfort for the wearer by providing greater ease of movement.

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  • Q:

    Is polyester flammable?

    A:

    Unlike many natural, untreated fabrics, polyester is not flammable and does not ignite easily, according to Fabric Finishing Partners. Once ignited, however, the synthetic fabric melts and is capable of severely burning skin.

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  • Q:

    Is polyester waterproof?

    A:

    Polyester is not a naturally waterproof fabric. However, waterproofing sprays such as Aqua Armor and Thompson's Water Seal provide the required coating to protect the fabric against potential water damage. Waterproofing sprays work by bonding themselves to the fabric with the application of heat.

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  • Q:

    Does polyester shrink when it's washed?

    A:

    Polyester is a synthetic fiber and does not shrink in the dryer or washer at low heat. Heat can cause it to shrink a small amount if it is kept in the dryer or washer for too long.

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  • Q:

    What is polyester fleece?

    A:

    Polyester fleece is a synthetic fiber that is soft and fluffy. It is often referred to as "polar fleece" or "fleece fabric." To make polyester fleece, fabric is knitted from twisted yarns.

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