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In this issue, we will introduce the 4 systems of coordinates & recommended items to refer to, based on the characteristics of each type of “denim jacket” that every mature man should know!
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Denim jackets with nearly 150 years of historyWhat is the origin? What types of designs are there?
In the 1870s, Levi Strauss, founder of Levi’s, developed jeans as durable, breathable utility wear for cowboys, coal miners and railroad workers in the gold rush West. Around 1880, the company manufactured the “Triple Pleated Blouse” and “Riveted Blouse” as work jackets to go with them. This is considered the prototype of the denim jacket. It was originally intended to be worn as a top and bottom garment (“denim-on-denim” as we know it today), and was a simple design with four buttons and one breast pocket. After numerous improvements, in the 1930s, Levi’s introduced a denim jacket with the lot number “506XX”. At the same time, Lee, a food and general merchandise wholesaler, began manufacturing denim clothing and introduced the “101 Slim Jacket” (COWBOY type), a western-style denim jacket, in 1931. In Japan, it is often referred to as a “G-jan,” but this is a Japanese-English term that is believed to be an abbreviation of “jean jumper.
Incidentally, Levi’s denim jackets are often described in four types, “First,” “Second,” “Third,” and “Force” in order of oldest to newest model, which However, this is not an official name given by Levi’s, but a classification made for convenience by Japanese used clothing importers. Levi’s uses Roman numerals for numbering, such as “TYPE I” and “TYPE II,” and the term “trucker jacket” is also used as another name for denim jackets.
Next, we will review six typical types of denim jackets!
The essentials of Levi's 1st/2nd/3rd/4th, Lee's 101J and Wrangler's 111MJCheck out the differences between the six types that are considered the base of the modern denim jacket!
Modern denim jackets have standard models that many brands use as their base design. In addition to the four most major Levi’s models, Lee’s “101J” and Wrangler’s “111MJ” mentioned above are also considered to be among the original models. Here is a quick look at the characteristics of each of the six models. Each type is described in detail below, so please check the corresponding part for the type you are interested in.
| Type | Age / Model number at that time | Chest pocket | Back Adjustment | Silhouette | Iconic Design |
| Levi’s 1st | 〜1952 / 506XX | Low position, left only | Cinches | Box (Short & Wide) | Front Pleats & 1 Pocket |
| Levi’s 2nd | 1952-1962 / 507XX | Low position on both chests | Adjuster | Box (Short & Wide) | Front Pleats & 2 Pockets |
| Levi’s 3rd | 1962-1966 / 557(XX) | High, Home-Base Style | Adjuster | Box (Short & Wide) | V Stitching |
| Levi’s 4th | 1966-1971 / 70505 | Same as 3rd | Adjuster | Slim and long | Almost same design as 3rd & slim |
| Lee 101J | 1931- / 101 SLIM JACKET | Inward slant, rounded shape | Adjuster | Short length & wide band | Zigzag Stitching on Front Placket |
| Wrangler 111MJ | 1950s- / 11MJZ | Home base type, W-shaped stitching | Adjuster | Wide range of motion | Action pleats on back |
Denim Jacket Types 1Levi's 1st Type
The first type, identified by the Levi’s lot number “506XX,” has action pleats on the front by the buttons and a low left chest position only. The patch pockets are the most distinctive feature. Early models did not have flaps on the front pockets, and jackets prior to the 1936 version did not have the big “E” red tab. The back waistband was equipped with a belt (cinch back) for size adjustment, but this needle-stick cinch was unpopular with cowboys because it damaged cars, couches, and horse saddles, so it was replaced by a buckle without a needle from the postwar model in 1946. From around 1940 to 1945, under World War II material controls, pocket flaps were omitted, buttons were reduced to four, and other minimalist details were distributed. These are what are known as “World War II models,” and they are still regularly reissued today. The first type is known as the most rugged denim jacket and can be said to be the cornerstone of all denim jackets in the world today.
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Denim Jacket Types 2Levi's 2nd Type
Levi’s “507XX” was introduced in 1952 and is the so-called ” second type” denim jacket. The main changes from the ” 506XX ” were the double breast pockets with button-flap closures, bar tacks (stitching for reinforcement), and button adjusters for size adjustment. The “second type” denim jacket, with its enhanced functionality as workwear but with a modern interpretation, gained status as a fashion item along with jeans through the styles of James Dean, Marlon Brando, and Steve McQueen, who were regarded as icons of the new type. The image of the cowboy style popularized by the Western movies of the 1930s was transformed into a cooler and more stylish image created by Hollywood stars in the 1950s and 1960s.
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Denim Jacket Types 3Levi's 3rd Type
Known as the trucker jacket, this is the most popular type of denim jacket. The most popular “third type,” known as the “trucker jacket,” is based on the “557XX” that Levi’s introduced in 1962. The most distinctive feature of this jacket is the home base type flap pockets on both chests and the V-shaped stitching that goes with them, which creates a masculine look on the chest and a slim and neat impression on the waist. While Levi’s “506XX” First and “507XX” Second are made of 9 oz. unshrunk denim, “557XX” Third is made of 12 oz. denim with a shrink-proof finish. Accordingly, the ” XX ” was gradually eliminated from the patch model numbers starting around 1964.
Denim Jacket Types 4Levi's 4th type
The force type is based on Levi’s ” 70505″, which was released in 1966. At a quick glance, the design is almost the same as the third type “557XX,” but it has a slimmer body width and slightly longer length than the ” 557XX,” resulting in a sleeker silhouette. From the first to the force, Levi’s has consistently used 100% cotton selvage denim made by Cone Mills, but as mentioned above, they switched to shrink-proof denim in the middle of the third model, so the “70505” force model does not have the ” XX” sign.
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Types of Denim Jackets 5Lee 101J Type
Levi’s updates its designs to meet the needs of the times. In contrast to Levi’s denim jackets, which update their designs to meet the needs of the times, Lee’s denim jackets have established a unique position with a design that has remained almost unchanged from the time of their birth to the present. The “101J” type denim jacket, which has become a Lee icon as an enduring masterpiece, was launched in 1931 as the “101 Slim Jacket,” a western style designed for cowboys. The most striking feature of the “101J” type, which differentiates it from all other Levi’s denim jackets, is the inward sloping breast pockets, which were designed to allow cowboys to reach into the opposite pocket while riding their horses. It also features a short length and a wide waistband, which is designed to provide a better fit by increasing the width of the waistband and to prevent the jacket from flipping up while riding a horse. The “101J” type also features fewer metal parts to prevent injury in the event of a fall from a horse, as well as zigzag stitching and double stitching to enhance toughness. 2025 marks the 100th anniversary of the model, and 2026 will mark the 101st anniversary, the same year as the model’s name.
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Denim Jacket Types 6Wrangler 111MJ Type
Finally, a bit like Levi’s 2nd type, but, The “111MJ” was introduced in 1951 as a mature version of the prototype “11MJ” created in 1948 with some improvements. This denim jacket was developed in consideration of the body’s movements at work sites, where the body is in constant motion. The action pleats in the upper back allow for a wider range of motion around the shoulders, so that the shoulders do not stick out even when the arms are held out in front of the body. The W-shaped stitching on the breast pockets, snap buttons, and the round-can closure that secures the front pleats assert the toughness of the work-derived design, while the short length and slightly boxy silhouette evoke the ruggedness of good old-fashioned workwear.
Next, we pick up four types of coordinates from the latest street snaps!
Denim Jacket Latest Men's Codes 1Denim on denim with a loose silhouette for a modern look
This denim-on-denim coordinate features a denim jacket & jeans with a nep finish worn as a setup. Denim-on-denim is a classic American casual style, a rugged style with a strong sense of workmanship, but with this kind of well-designed fabric and modern loose silhouette, the look is not classic but modern, not rugged but sophisticated. If you want to wear denim-on-denim with a modern image, this loose silhouette is the way to go.
Denim Jacket Latest Men's Coordinate 2A layered coordinate with depth created by the texture and the three-dimensionality of the inner hood
The technique of wearing a denim jacket as an inner layer has become quite popular in recent years. Here, a denim jacket is layered inside an MA-1, and a hoodie is added inside the MA-1. Although all of them are short length, the difference in the texture of the fabric and the three-dimensional effect of the hood around the neck expresses the depth that only a layered coordinate can achieve.
Denim Jacket Latest Men's Codes 3American casual wear is fine-tuned to a more mature look with clean-looking chinos
The American casual mood is expressed with a cap from the long-established American hat brand STETSON, a denim jacket studded with pop patches, chinos and pants, etc. The denim jacket is also worn with a cap by STETSON, a long-established American hat brand, a denim jacket with pop patches, and chinos. Denim jackets have a strong “Meriken” image, so it’s a good idea to enjoy a cozy coordination filled with American elements. It is also important to choose a pair of chinos with a clean look to avoid an overly casual image.
Denim Jacket Latest Men's Coordinate 4Jacket style
Denim jackets basically go well with casual outfits, but they can also be worn with a dress mix to create an advanced look. The denim jacket is basically a casual wear, but it is also possible to create an advanced look with a dress-mix coordinate. By wearing it over a tied-up shirt as a substitute for a tailored jacket, a “jacket style” using a denim jacket can be completed. In this snapshot, a British-style regimental tie is tied, but an American-style reverse tie (striped pattern going down from left to right) is also a good choice to match the American casual image of the denim jacket.
Pick a design that is a little off the high streetRecommended denim jackets that are hard to match!
Recommended Denim Jackets 1Levi's 'TYPE III Relaxed Fit Trucker Jacket'
Levi’s Denim All types of jackets were introduced in the first part of this article, but nowadays, in addition to classic designs, many modified versions are also available. Here we pick up a model with a relaxed fit based on the 3rd type with oversized shoulder width, body width and length, which renews the image of the 3rd type that is originally a tight fit. If you want to choose Levi’s for denim items but are not in the mood for a tight fit, try one of these designs.
Click here for details and purchase.
Recommended Denim Jacket 2Acne Studios 'Relaxed Fit Denim Jacket'
Denim items such as trompe l’oeil denim, damaged jeans and baggy jeans have been extremely popular recently at Acne Stoddios. Denim jackets also offer a wide range of choices, from simple to quirky, with a variety of designs available this season. This time we picked up a loose silhouette black denim jacket based on the popular 3rd type. The base design, including the stitching and pocket layout, pays homage to the original, while the sizing gives the jacket an Acne Studios feel.
Click here for details and purchase.
Recommended Denim Jacket 3
This blanket stitch model adds a design touch to Wrangler’s classic “24MJZ” denim jacket. As the name suggests, the design incorporates the embroidery on the edges of the blanket on the collar, hem, and pocket flaps, giving it a pop look. Denim jackets are often seen as “rugged” and “ugly” because of their origins and design image. The denim jackets with this design will soften the coolness of the jacket and add an accent to the coordinated look.
Click here for details and purchase.
Recommended Denim Jacket 4MAISON MARGIELA 'Denim Cavan'
This denim jacket from Maison Margiela expresses a real vintage look with an uneven wash finish. The faded and remained shades of indigo on the front and the outline of the breast pocket give the jacket a three-dimensional effect, which is different from the overall faded washed design. The back of the neck is decorated with the iconic four stitches.
Click here for details and purchase.
Check this out if you have any doubts!Q&A about denim jackets
Q1. What color and which type is the right denim jacket to buy for the first time?If it's your first one, the dark blue 3rd type is the best choice
It is not limited to denim jackets, but in anything, it is a good idea to choose the first one based on the color and design being royal. In that case, in the case of denim jackets, the 3rd type, which is considered the perfection of the modern denim jacket, classic dark blue would be the iron plate. The color does not have to be rigid as long as it still has the dark indigo color, and one-washed, modestly faded denim jackets are also acceptable.
Q2. How can men in their 30s and 40s avoid looking young when wearing a denim jacket?It is important to keep three things calm: color, size, and items to match.
To avoid looking young, it is important to incorporate a calmness that only an adult can achieve in three areas: color, size, and items to match. We recommend a medium or dark blue color, a size that is neither too tight nor too large, and a clean pair of pants such as slacks or chinos to match. Avoid logo T-shirts and excessive damage, and wear leather shoes or minimalist sneakers for a more mature look.
Q3. How should I choose the size of a denim jacket?The criteria is that the shoulders should fit naturally and look good whether the front is open or closed.
The key to choosing a well-fitting denim jacket is to make sure that the shoulders fit naturally and that the jacket looks good whether the front is open or closed. If you are planning to layer a knit or a hoodie, choose a model that is a bit oversized and has room in the body width and armholes to avoid mistakes.
Q4. What are the correct pants to wear with a denim jacket?The most difficult to go wrong are charcoal gray slacks, black pants, and beige or olive chinos or military pants.
The easiest to match and the least likely to fail are charcoal gray slacks, black pants, and beige or olive chinos/military pants. Since short-length denim jackets tend to create a center of gravity in the upper half of the body, pants that are slightly thicker, straight, or loosely tapered go well with them. On the other hand, too thin black skinny pants or pants with too many decorations tend to make the whole coordination look old-fashioned.
Q5. How should I pair denim on denim to look stylish?The orthodox approach is to either differentiate the colors or dare to match them in close tones.
If you want to create a stylish denim-on-denim coordinate by wearing denim items on both the top and bottom, we recommend either creating a color difference between the top and bottom or daring to match them in close tones. A half-hearted color difference can easily look like a weakly intended outfit, so if you want to create a difference between the top and bottom, go all out and create a contrast. The key to a successful coordination is to avoid adding too much information to the overall look by using standard black and brown colors for shoes, belts, bags, and other accessories.
Q6. What should I wear inside a denim jacket for a good balance?Monotone cut and sewn clothing such as white and black T's, and monotone high-gauge knits are good
The easiest to coordinate are monotone cut and sewn clothing such as white and black T’s, and high gauge knitwear that is also monotone. Since the denim jacket is a short-length outerwear, choose an inner layer with a hem that is not too long to achieve a good layered balance. If you wear a hoodie inside, choose a thin type with a hood that is not too big so that it does not bulge out and the neckline will not be too full.
Q7. How do you wear a denim jacket in spring, fall, and winter?I recommend wearing it inside a cut-and-sew in spring, a knit in fall, and an outer layer in winter.
In spring, wear it lightly over a cut-and-sew or shirt, and in fall, wear it with a knit or checked shirt to add depth. In winter, it is more practical to wear a denim jacket as an intermediate piece of clothing to layer inside a coat or blouson, rather than as outerwear.
Q8. I don't know the difference between 1st, 2nd, 3rd and 4th. Which one is better suited for everyday use?If ease of dressing is your top priority, 3rd is a strong choice
The 1st and 2nd have a strong character with a workwear-derived ruggedness and vintage feel, so they tend to look good as the mainstay of an outfit. In contrast, the 3rd and 4th styles have a more modern, brushed-up design and are easy to wear on the street. If ease of wear is a top priority, the 3rd denim jacket, which is said to be the perfection of the modern denim jacket, would be a strong choice.
Below is an article on denim jacket coordinates published before 2025. You can find snaps other than the ones introduced here, so please check out this article as well for reference on how to coordinate.

































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