About denim

  1. あけましておめでとうございます!

     Best wishes for the New Year!   This is the first blog of 2023 and we would like to show you the denim (and also jeans made with it) which our staff who had been working at COLLECT (textile division so he is an expert of fabrics) for long time thinks it's interesting.   【 JAPAN BLUE JEANS / CIRCLE...
  2. About weaving (2)

    Hi, We'd like to talk  about the process of weaving selvedge denim today! Hope you will enjoy it.   It has been a little while since we last wrote about dyeing, and the preparation of weaving, so let us begin with a brief review.   Denim is  yarn-dyed fabric, so the yarn is dyed first and then woven. Japanese denim...
  3. About weaving (1)

    "Selvedge" is a characteristic of Japanese denim fabrics as said "Japanese denim = Selvedge". "Selvedge" is edges of fabrics, and many of you guys are aware of it because it is easily recognized by the color of the warp yarns (basically lines on a white background). Selvedge is often thought to be unique to denim fabrics because of well-known "red...
  4. NATURAL INDIGO "AIZOME"

    We sometimes have an inquiry that "All jeans in JAPAN BLUE JEANS are dyed with natural indigo?". Actually most of our jeans are dyed with indigo.   However there is a piece that we use natural indigo, so we would like to tell you little bit about natural indigo dyeing, "AIZOME", in Japan.   First of all, "AIZOME" is... a...
  5. About weaving preparation after dyeing process

    We shared about "Rope-dyeing" with you the other day,  today we will tell you "the preparation for weaving process" which is at the end of dyeing process.   Click the image below to read about "rope-dyeing".   Rope-dyeing ⇩ Yarn splitting Yarns are separated by a splitting machine and arranged like sheets. The yarns become tangled and lumpy after dyeing...
  6. What is "rope dyeing"?

    Have you ever heard "rope dyeing"? There are various ways of dyeing denim such as rope dyeing, slasher dyeing, and skein dyeing. JBJ's denim are dyed with "rope dyeing" because that have good texture and aging.   Rope dyeing is a method of dyeing yarns in bundles (ropes) of a certain number of threads. That features... Color irregularities are less...

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