Engineered Strength. Effortless Style.
Elevate your everyday uniform with the tee that redefines premium. IronCore™ fuses precision-crafted 20-singles ring-spun cotton with a 6.5 oz heavyweight build for a structured, classy fit that stays soft, resists wear, and commands attention—no layering gymnastics required. Whether you’re pairing it under a blazer or wearing it solo with your favorite jeans, this tee delivers seamless confidence and built-to-last performance.
Key Power Features
-
100 % Combed Ring-Spun Cotton – ultra-smooth hand feel meets industrial-grade durability.
-
6.5 oz / 220 g/m² Dense Knit – weighty drape that maintains form and breathability.
-
Heather Blends (Charcoal & Carbon Grey: 60 % cotton / 40 % polyester) – enhanced shape retention and color depth.
-
Precision Tailoring – regular fit with side seams for a clean silhouette, 1 × 1 rib collar, and single-needle edge stitch.
-
Wash-Tough Finish – fabric that holds its structure, wash after wash.
Size Guide
| Size | Width (in) | Length (in) | Width (cm) | Length (cm) |
|---|---|---|---|---|
| S | 18 | 29 ½ | 45.7 | 75.0 |
| M | 20 | 30 ½ | 50.8 | 77.5 |
| L | 22 | 31 ½ | 55.9 | 80.0 |
| XL | 24 | 32 ½ | 61.0 | 82.6 |
| 2XL | 26 | 33 ½ | 66.0 | 85.0 |
| 3XL | 28 | 34 ½ | 71.1 | 87.6 |
| 4XL | 30 | 35 ½ | 76.2 | 90.2 |
IronCore™—premium craftsmanship, everyday mastery.
Your Impact: $5.00
Make a difference today. Impact funding partnership with The Reasoned Reality Project. Learn more
Shipping calculated at checkout.
Engineered Strength. Effortless Style.
Elevate your everyday uniform with the tee that redefines premium. IronCore™ fuses precision-crafted 20-singles ring-spun cotton with a 6.5 oz heavyweight build for a structured, classy fit that stays soft, resists wear, and commands attention—no layering gymnastics required. Whether you’re pairing it under a blazer or wearing it solo with your favorite jeans, this tee delivers seamless confidence and built-to-last performance.
Key Power Features
-
100 % Combed Ring-Spun Cotton – ultra-smooth hand feel meets industrial-grade durability.
-
6.5 oz / 220 g/m² Dense Knit – weighty drape that maintains form and breathability.
-
Heather Blends (Charcoal & Carbon Grey: 60 % cotton / 40 % polyester) – enhanced shape retention and color depth.
-
Precision Tailoring – regular fit with side seams for a clean silhouette, 1 × 1 rib collar, and single-needle edge stitch.
-
Wash-Tough Finish – fabric that holds its structure, wash after wash.
Size Guide
| Size | Width (in) | Length (in) | Width (cm) | Length (cm) |
|---|---|---|---|---|
| S | 18 | 29 ½ | 45.7 | 75.0 |
| M | 20 | 30 ½ | 50.8 | 77.5 |
| L | 22 | 31 ½ | 55.9 | 80.0 |
| XL | 24 | 32 ½ | 61.0 | 82.6 |
| 2XL | 26 | 33 ½ | 66.0 | 85.0 |
| 3XL | 28 | 34 ½ | 71.1 | 87.6 |
| 4XL | 30 | 35 ½ | 76.2 | 90.2 |
IronCore™—premium craftsmanship, everyday mastery.
Fundraising partnership with
The Reasoned Reality Project
Every Dark Yarn purchase contributes to democracy defense & social impact initiatives managed by The Reasoned Reality Project. Learn more
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