This isn’t just a shirt.
It’s a mindset.
Inspired by one of the most dangerous finishers in MMA history, the “Natural Born Killer” tee represents calm violence, precision, and the will to step forward when it matters most.
Built for fighters. Worn by those who don’t hesitate.
🥊 THE DETAILS
Mens relaxed fit t shirt (perfect balance — not tight, not oversized)
Soft, breathable fabric for training or everyday wear
High-quality front print with sharp contrast and durability
Designed for boxing, MMA, BJJ, and gym culture
⚔️ BUILT FOR
Fighters & combat sports athletes
Boxing gyms & MMA training
Streetwear with an edge
Underdogs who show up regardless
🔥 UNDERCARD STANDARD
No hype. No shortcuts. Just work.
Train Hard. Live Bold.
• 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
Disclaimer: The fabric is slightly sheer and may appear see-through, especially in lighter colors or under certain lighting conditions.
Size guide
| |
LENGTH (inches) |
WIDTH (inches) |
CHEST (inches) |
| XS |
27 |
16 ½ |
31-34 |
| S |
28 |
18 |
34-37 |
| M |
29 |
20 |
38-41 |
| L |
30 |
22 |
42-45 |
| XL |
31 |
24 |
46-49 |
| 2XL |
32 |
26 |
50-53 |
| 3XL |
33 |
28 |
54-57 |
| 4XL |
34 |
30 |
58-61 |
| |
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 |
