90+4 Poland Relentless Men’s Muscle Shirt – One World Collection
Black / S
$45.00
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NO SLEEVES. NO LIMITS. NO SURRENDER.
Bring Polish pride and an unmistakable athletic edge to the 90+4 Poland Relentless Men’s Muscle Shirt from the ONE WORLD COLLECTION. The bold red-and-white Poland-inspired 90+4 design commands attention against the black fabric and represents the determination to keep pushing until the final whistle.
With its sleeveless cut, relaxed fit, and low-cut armholes, this muscle shirt is built for training, hot matchdays, the gym, or laid-back streetwear.
Details:
• 100% airlume combed ring-spun cotton
• Fabric weight: 4.2 oz/y² (142 g/m²)
• 32 singles
• Relaxed fit
• Side-seamed construction
• Wide, low-cut armholes
• Poland-inspired red & white 90+4 design
• Ideal for training, matchdays, and everyday wear
• Part of the 90+4 ONE WORLD COLLECTION
FIGHT HARDER. LAST LONGER. NEVER SURRENDER.
Age restrictions: For adults
EU Warranty: 2 years
Other compliance information: Meets the flammability level requirements.
In compliance with the General Product Safety Regulation (GPSR), 90+4, LLC 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 6574 N State Road 7
Coconut Creek, Florida 33073
USA or Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus.
90+4 Poland Relentless Men’s Muscle Shirt – One World Collection
$45.00
Bring Polish pride and an unmistakable athletic edge to the 90+4 Poland Relentless Men’s Muscle Shirt from the ONE WORLD COLLECTION. The bold red-and-white Poland-inspired 90+4 design commands attention against the black fabric and represents the determination to keep pushing until the final whistle.
With its sleeveless cut, relaxed fit, and low-cut armholes, this muscle shirt is built for training, hot matchdays, the gym, or laid-back streetwear.
Details:
• 100% airlume combed ring-spun cotton
• Fabric weight: 4.2 oz/y² (142 g/m²)
• 32 singles
• Relaxed fit
• Side-seamed construction
• Wide, low-cut armholes
• Poland-inspired red & white 90+4 design
• Ideal for training, matchdays, and everyday wear
• Part of the 90+4 ONE WORLD COLLECTION
FIGHT HARDER. LAST LONGER. NEVER SURRENDER.
Age restrictions: For adults
EU Warranty: 2 years
Other compliance information: Meets the flammability level requirements.
In compliance with the General Product Safety Regulation (GPSR), 90+4, LLC 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 6574 N State Road 7
Coconut Creek, Florida 33073
USA or Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus.
Size guide
| SHIRT WIDTH (inches) | SHIRT LENGTH (inches) | CHEST TO FIT (inches) | |
| S | 18 | 26 | 34-37 |
| M | 20 | 27 | 38-41 |
| L | 21 5/8 | 28 | 42-45 |
| XL | 23 5/8 | 29 | 46-49 |
| 2XL | 25 5/8 | 30 | 50-53 |
| SHIRT WIDTH (cm) | SHIRT LENGTH (cm) | CHEST TO FIT (cm) | |
| S | 45.7 | 66 | 86.4-94 |
| M | 50.8 | 68.6 | 96.5-104.1 |
| L | 53.3 | 71.1 | 106.7-114.3 |
| XL | 58.4 | 73.7 | 116.8-124.5 |
| 2XL | 63.5 | 76.2 | 127-134.6 |