CHAPTER 1 — UNDERSTANDING TEXTILES | ARTICLE 1
Fibres, Yarns, Materials and Fabrics: What Are the Differences?
When we talk about textiles, we often use the words fibre, yarn, material and fabric as though they all mean almost the same thing.
However, each one corresponds to a different stage.
Before a fabric reaches our hands, ready to be cut and transformed into a garment, it has already been through an entire process. It begins as a fibre, that fibre becomes yarn, and then the yarns are brought together to form a textile.
Understanding this journey already allows us to look at fabric in a different way.
Fibre: The Starting Point
Fibre is one of the first elements used to create a textile.
It can come from many different sources.
Natural Fibres
Some fibres exist directly in nature. They can be plant-based, such as cotton, linen, hemp or ramie, or animal-based, such as wool, silk, cashmere, mohair or alpaca.
Other fibres are made from natural materials that have been transformed.
Man-Made Fibres
Man-made fibres are produced from a natural raw material that is transformed to create a textile fibre. This is particularly the case with several manufactured cellulosic fibres, such as viscose, modal and lyocell, which are produced from plant cellulose.
Synthetic Fibres
Synthetic fibres are produced through chemical synthesis. Examples include polyester, polyamide, acrylic and elastane.
Of course, these examples do not represent all the fibres that exist. The world of textiles is vast, and new materials and technologies continue to be developed even today.
The most important thing to understand is that the nature of the fibre already influences some of the properties of the finished textile: its feel, its ability to
absorb moisture, its durability, its elasticity, and even the way it reacts to heat.
But fibre alone does not determine everything
The most important thing to understand is that the nature of the fibre already influences some of the properties of the finished textile: its feel, its ability to absorb moisture, its durability, its elasticity, and even the way it reacts to heat.
But fibre alone does not determine everything.
From Fibre to Yarn
To produce many textiles, fibres must first be turned into yarn.
When fibres come in limited lengths, they are prepared, aligned, then brought together and generally twisted during the spinning process to create a yarn that is even and strong enough to be worked with.
But not all yarns are the same.
They can be very fine or much thicker, tightly twisted or softer, smooth, fluffy, single-ply or made from several yarns twisted together.
And this can make a huge difference to the final result.
Two textiles made from the same fibre can therefore be very different simply because the yarn has not been made in the same way.
This is one of the reasons why simply reading “100% cotton” or “100% wool” on a label is not enough to know exactly what the fabric will look and feel like.
From Yarn to Textile
Once the yarns have been produced, they still need to be brought together.
And this is where the possibilities become almost endless.
They can be woven: the yarns interlace in two main directions, with the warp running lengthwise and the weft running across the width.
They can also be knitted to create a knitted fabric. In this case, the yarn forms interlocking loops, which generally gives the textile different properties and behaviour from a woven fabric.
There are also textiles made using other processes, including certain non-woven fabrics, in which the fibres
are bonded together without traditional weaving
The way in which the yarns or fibres are brought together therefore plays an essential role in the flexibility, elasticity, thickness, transparency, durability and drape of the textile.
This is why two fabrics with exactly the same composition can look and feel completely different.
So, What Do We Mean by “Material”?
In everyday language, and even in sewing, the word material is used quite broadly.
For example, we might ask: “What material did you choose?” when referring to cotton, linen, wool, silk or polyester.
The word is useful, but it can refer to different things depending on the context: the original fibre, the composition of the textile, or simply the type of material we have in our hands.
This is why, when we really want to understand a textile, it is useful to look beyond its name alone.
Saying that a fabric is “cotton” tells us about its composition, but it does not yet tell us whether we are looking at lightweight poplin, sturdy denim, airy gauze, cotton velvet or even a knitted fabric.
The material gives us one piece of information. The construction of the textile gives us another.
In sewing, we often use the word “material” to refer to the fabric we have in our hands. Technically, however, material and fabric do not mean exactly the same thing. This is precisely why it is useful to understand both the composition and the construction of a textile, rather than relying solely on its appearance.
And What About the Word “Fabric”?
In everyday language, we often use the word fabric to describe almost anything we buy by the metre.
Technically, however, the term is more precise: a fabric is generally produced by weaving, with warp and weft yarns interlacing with one another.
A knitted material, for example, is indeed a textile, but technically speaking, it is not a woven fabric.
This distinction may seem very theoretical, but it becomes much more practical when working at a sewing machine.
A stretch knit is not cut, stabilised or sewn in exactly the same way as woven poplin. The structure of the textile changes the way it behaves in our hands.
From Fibre to Garment
Ultimately, behind every garment lies a whole series of stages:
Fibre → yarn → textile construction → fabric → garment
And at each of these stages, something can influence the final result.
The origin of the fibre matters.
The way the yarn is made matters.
The way it is woven or knitted matters.
Weight, density and finishing also matter.
This is why, in sewing, the composition shown on a label is important, but it never tells the whole story of the textile.
Key Takeaways
A fibre is the starting material used to produce a textile.
A yarn is made from fibres or filaments and can then be used to create a fabric or other textile structure.
A textile is the general term that includes woven fabrics, knitted fabrics and other textile structures.
A fabric, in the technical sense, is a material produced by interlacing warp and weft yarns.
And the word material, which we use frequently in sewing, is a broader term whose meaning depends on the context.
Understanding these differences means beginning to look at a textile not only for its colour or pattern, but also for what it is, how it has been constructed, and how it may behave once it is transformed into a garment.
A Question I’m Often Asked
Can two fabrics labelled “100% cotton” be completely different?
Yes. And this is precisely one of the most important points to remember.
The fibre may be the same, while the yarn, construction, weight, density or finishing may be different.
This is how the same fibre can produce an extremely wide variety of textiles.
And this is where the discovery of fabrics truly begins.
📖 Read Next
➡️ Chapter 2 — How to Read a Textile Label
You now know the difference between a fibre, a yarn, a material and a fabric. In the next chapter, we will look at how to read a textile label to better understand a garment’s composition and care instructions.
Do you have a question about a fabric or a sewing project?I would be happy to advise you.
🪡 Contact
📍 Maraval Couture
— 8 Rue Michel Rondet, Saint-Étienne
📞 +33 7 53 36 27 79
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