Built on discipline. Worn with purpose.
The Iron Rank Unisex T-Shirt – Bulit By Discipline represents a standard, not a trend. Created for those who move with intention, stay consistent, and build their life through discipline, not motivation.
Clean front. Strong identity.
The front message Built By Discipline defines the mindset.
The back features the Iron Rank symbol, a mark of structure, resilience, and control.
Minimalist design. Maximum presence.
Crafted for everyday wear, this premium unisex t-shirt delivers comfort, durability, and a sharp tactical aesthetic without unnecessary noise.
This is not fashion.
This is standard.
Iron Rank Standard: No compromise. No excuses. Only discipline.
Made from 100% organic ring-spun cotton, this unisex t-shirt is a total must-have. It's high-quality, super comfy, and best of all—eco-friendly.
• 100% organic ring-spun cotton
• Fabric weight: 5.3 oz./yd.² (180 g/m²)
• Single jersey
• Medium fit
• Set-in sleeves
• 1 × 1 rib at collar
• Wide double-needle topstitch on the sleeves and bottom hems
• Self-fabric neck tape (inside, back of the neck)
• The fabric of this product holds certifications for its organic cotton content under GOTS (Global Organic Textile Standard) and OCS (Organic Content Standard)
• The fabric of this product is OEKO-TEX Standard 100 certified and PETA-Approved Vegan
The sizes correspond to a smaller size in the US market, so US customers should order a size up.
• Traceability:
- Weaving—Bangladesh
- Dyeing—Bangladesh
- Manufacturing—Bangladesh
• Contains 0% recycled polyester
• Contains 0% dangerous substances
Age restrictions: For adults
EU Warranty: 2 years
Other compliance information: Meets the EU REACH requirements.
In compliance with the General Product Safety Regulation (GPSR),
Oak inc. and
SINDEN VENTURES LIMITED ensure that all consumer products offered are safe and meet EU standards. For any product safety related inquiries or concerns, please contact our EU representative at
gpsr@sindenventures.com. You can also write to us at
123 Main Street, Anytown, Country or
Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus.Size guide
| |
BODY LENGTH (inches) |
CHEST WIDTH (inches) |
SLEEVE LENGTH (inches) |
| S |
27 ⅛ |
19 ½ |
8 ⅞ |
| M |
28 ¾ |
21 |
9 ½ |
| L |
29 ½ |
22 ¼ |
9 ⅝ |
| XL |
30 ¼ |
23 ⅜ |
9 ⅞ |
| 2XL |
31 ⅛ |
25.00 |
10 |
| 3XL |
31 ⅞ |
26 ⅝ |
10 ¼ |
| 4XL |
32 ⅝ |
28 ½ |
10 ¼ |
| 5XL |
33 ⅛ |
30 ½ |
10 ¼ |
| |
BODY LENGTH (cm) |
CHEST WIDTH (cm) |
SLEEVE LENGTH (cm) |
| S |
69 |
49.5 |
22.5 |
| M |
73 |
53.5 |
24 |
| L |
75 |
56.5 |
24.5 |
| XL |
77 |
59.5 |
25 |
| 2XL |
79 |
63.5 |
25.5 |
| 3XL |
81 |
67.5 |
26 |
| 4XL |
83 |
72.5 |
26 |
| 5XL |
84 |
77.5 |
26 |
