THE DENIM ENCYCLOPEDIA FAQ
On this page you’ll find quick answers to some of the most frequently asked questions about denim and jeans. Click on the questions for more in-depth answers.
A: Denim is a type of woven twill fabric, usually made from cotton.
A: Raw denim that hasn’t been washed or treated (in other words, it’s not pre-washed).
A: Indigo the colour that makes blue jeans blue.
A: Denim fades because the colour doesn’t reach the core of the yarn. As the dye slowly wears and washes off, the undyed core appears.
A: The weight of denim is important because it influences how the garment feels to wear and fades as well as its durability. Denim weight is measured in ounces per square yard.
A: Heavyweight denim is denim that is heavier than 16 oz. per square yard.
A: A denimhead is someone who’s extraordinarily passionate about denim.
A: Riveted blue jeans were invented by Jacob W. Davis.
A: The name ‘jeans’ is believed to have derived from the anglicised word for Genes, the demonym for people from Genoa in Italy.
A: Denim naturally skews in the direction of the twill line. That means right hand twill skews to the right while left hand twill skews to the left.
Q: How old are these vintage jeans I found?
A: If you’ve got your hands on an old denim garment, you might want to know how old (and valuable) it is. Consult these resources:
- Vintage Clothing: Your Ultimate Guide (Off The Cuff – Levi’s)
- Vintage Levi’s 501 Jeans – The Ultimate Collector’s Guide (Heddels)
- How To Determine Production Date of Vintage Levi’s 501 Jeans (Rope Dye)
- Learn The 7 Key Details From Levi’s Jeans Back Pocket (Lonh John)