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IHSH-326-OD - 12oz Selvedge Denim Work Shirt With Snaps - Indigo Overdyed Black

IHSH-326-OD - 12oz Selvedge Denim Work Shirt With Snaps - Indigo Overdyed Black

The 12oz Selvedge Overdyed Black Snap Work Shirt is one of Iron Heart’s longest-running and most beloved styles, now finished with heavy-duty snap closures. Built from a mid-weight 12oz Japanese indigo selvedge denim that’s been overdyed black, it delivers a deep, inky tone that will gradually reveal rich indigo hues as it fades with wear. The overdying process not only gives the shirt its striking color but also adds subtle texture and depth that continues to evolve.

This piece embodies Iron Heart’s signature balance of rugged durability and refined craftsmanship. Woven from 100% cotton on shuttle looms, the denim is sanforized, one-washed, and overdyed for a stable, ready-to-wear fit. The regular work shirt cut features snap fastenings, selvedge detailing at the placket, cuffs, and gussets, and twin chest pockets with a pen holder. Reinforced with chainstitching, bar tacks, and poly-cotton thread, it’s designed to withstand years of heavy wear while offering exceptional comfort and fade potential.

  • 12oz Japanese indigo selvedge denim overdyed black
  • 100% cotton
  • Right-hand twill weave
  • Indigo rope-dyed warp, white weft
  • Sanforized, one-washed, and overdyed for zero shrinkage
  • Regular fit work shirt silhouette
  • Heavy-duty Permex snap closures
  • Chest pockets with pen holder
  • Straight back yoke
  • Rounded hem with chainstitch runoff
  • Selvedge detailing at placket, cuffs, and gussets
  • Single and double-needle stitching
  • Bar tack reinforcements
  • Poly/cotton thread for added strength
  • Made in Japan

Handmade by WORKS INC. in Japan

Size Shoulders Length Chest (P2P) Waist Opening Sleeve Sleeve Opening
XS 15.7 26.3 20.1 19.1 19.2 24.1 3.8
S 16.3 27.0 21.0 19.8 19.9 24.1 3.9
M 17.1 27.7 21.6 20.7 20.8 24.8 4.0
L 17.7 28.2 22.3 21.4 21.7 25.0 4.2
XL 18.5 28.6 23.0 22.1 22.2 25.6 4.4
XXL 19.3 29.3 24.0 23.0 23.0 26.2 4.5
XXXL 20.1 29.9 24.7 23.7 23.6 26.9 4.6
XXXXL 20.8 30.5 25.5 24.4 24.5 27.7 4.8

A variance of +/-.5" is within tolerance. 

Fit Notes: Tommy is wearing an XL in this piece. In the denim shirting, he always wears an XL regardless of fit. This seems to be his perfect fit with enough room to move and feel more like a modern silhouette. We would recommend you size up at least once in this shirt. Tommy is 5'10," 162lbs with a 40" chest.

Select General Sizes
From $134.40

Original: $384.00

-65%
IHSH-326-OD - 12oz Selvedge Denim Work Shirt With Snaps - Indigo Overdyed Black

$384.00

$134.40
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Description

The 12oz Selvedge Overdyed Black Snap Work Shirt is one of Iron Heart’s longest-running and most beloved styles, now finished with heavy-duty snap closures. Built from a mid-weight 12oz Japanese indigo selvedge denim that’s been overdyed black, it delivers a deep, inky tone that will gradually reveal rich indigo hues as it fades with wear. The overdying process not only gives the shirt its striking color but also adds subtle texture and depth that continues to evolve.

This piece embodies Iron Heart’s signature balance of rugged durability and refined craftsmanship. Woven from 100% cotton on shuttle looms, the denim is sanforized, one-washed, and overdyed for a stable, ready-to-wear fit. The regular work shirt cut features snap fastenings, selvedge detailing at the placket, cuffs, and gussets, and twin chest pockets with a pen holder. Reinforced with chainstitching, bar tacks, and poly-cotton thread, it’s designed to withstand years of heavy wear while offering exceptional comfort and fade potential.

  • 12oz Japanese indigo selvedge denim overdyed black
  • 100% cotton
  • Right-hand twill weave
  • Indigo rope-dyed warp, white weft
  • Sanforized, one-washed, and overdyed for zero shrinkage
  • Regular fit work shirt silhouette
  • Heavy-duty Permex snap closures
  • Chest pockets with pen holder
  • Straight back yoke
  • Rounded hem with chainstitch runoff
  • Selvedge detailing at placket, cuffs, and gussets
  • Single and double-needle stitching
  • Bar tack reinforcements
  • Poly/cotton thread for added strength
  • Made in Japan

Handmade by WORKS INC. in Japan

Size Shoulders Length Chest (P2P) Waist Opening Sleeve Sleeve Opening
XS 15.7 26.3 20.1 19.1 19.2 24.1 3.8
S 16.3 27.0 21.0 19.8 19.9 24.1 3.9
M 17.1 27.7 21.6 20.7 20.8 24.8 4.0
L 17.7 28.2 22.3 21.4 21.7 25.0 4.2
XL 18.5 28.6 23.0 22.1 22.2 25.6 4.4
XXL 19.3 29.3 24.0 23.0 23.0 26.2 4.5
XXXL 20.1 29.9 24.7 23.7 23.6 26.9 4.6
XXXXL 20.8 30.5 25.5 24.4 24.5 27.7 4.8

A variance of +/-.5" is within tolerance. 

Fit Notes: Tommy is wearing an XL in this piece. In the denim shirting, he always wears an XL regardless of fit. This seems to be his perfect fit with enough room to move and feel more like a modern silhouette. We would recommend you size up at least once in this shirt. Tommy is 5'10," 162lbs with a 40" chest.

IHSH-326-OD - 12oz Selvedge Denim Work Shirt With Snaps - Indigo Overdyed Black | Dant