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For those who keep production alive while everyone else chases innovation.
“BAU” defines the invisible grind that keeps systems running and users happy, even when no one remembers how it works.
A subtle tribute to the unsung heroes of IT who fix the fire before the alert goes off.
This t-shirt is everything you've dreamed of and more. It feels soft and lightweight, with the right amount of stretch. It's comfortable and flattering for all.
• 100% combed and ring-spun cotton (Heather colors contain polyester)
• Fabric weight: 4.2 oz./yd.² (142 g/m²)
• Pre-shrunk fabric
• Side-seamed construction
• Shoulder-to-shoulder taping
• Blank product sourced from Nicaragua, Mexico, Honduras, or the US
• Traceability:
- Weaving—India, South Korea
- Dyeing—El Salvador, California
- Manufacturing—Nicaragua, Mexico, Honduras, or the US
• Contains 0% recycled polyester
• Contains 0% dangerous substances
Age restrictions: For adults
EU Warranty: 2 years
In compliance with the General Product Safety Regulation (GPSR), USE I.T 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 9055, 1021 E Lincolnway, Cheyenne, WY, Laramie, EUA, 82001 or Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus.

BAU Definition - Unisex t-shirt
$30.00
“BAU” defines the invisible grind that keeps systems running and users happy, even when no one remembers how it works.
A subtle tribute to the unsung heroes of IT who fix the fire before the alert goes off.
This t-shirt is everything you've dreamed of and more. It feels soft and lightweight, with the right amount of stretch. It's comfortable and flattering for all.
• 100% combed and ring-spun cotton (Heather colors contain polyester)
• Fabric weight: 4.2 oz./yd.² (142 g/m²)
• Pre-shrunk fabric
• Side-seamed construction
• Shoulder-to-shoulder taping
• Blank product sourced from Nicaragua, Mexico, Honduras, or the US
• Traceability:
- Weaving—India, South Korea
- Dyeing—El Salvador, California
- Manufacturing—Nicaragua, Mexico, Honduras, or the US
• Contains 0% recycled polyester
• Contains 0% dangerous substances
Age restrictions: For adults
EU Warranty: 2 years
In compliance with the General Product Safety Regulation (GPSR), USE I.T 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 9055, 1021 E Lincolnway, Cheyenne, WY, Laramie, EUA, 82001 or Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus.
Size guide
LENGTH (cm) | WIDTH (cm) | CHEST (cm) | |
XS | 68.6 | 42 | 78.7-86.4 |
S | 71.1 | 45.7 | 86.4-94 |
M | 73.7 | 50.8 | 96.5-104.1 |
L | 76.2 | 55.9 | 106.7-114.3 |
XL | 78.7 | 61 | 116.8-124.5 |
2XL | 81.3 | 66 | 127-134.6 |
3XL | 83.8 | 71.1 | 137.2-144.8 |
4XL | 86.4 | 76.2 | 147.3-155 |
5XL | 89 | 78.7 | 157.5-165 |