Skip to product information
Pressure reveals everything.
The Battle Tested athletic tee was made for the ones who already know what they're made of—and keep proving it anyway. Under Armour® performance construction meets Red Matrix conviction in a tee that earns its name every time you put it on.
Train hard. Recover fast. Show up unchanged.
60% cotton, 40% polyester performance blend
251 g/m² — substantial enough to mean it, light enough to move in
Relaxed unisex fit with a fuller cut for unrestricted range of motion
Split hem for athletic mobility
Official heatseal Under Armour® logo
Quick-drying construction — built for the work, not the applause
Made on demand. Because real quality has never been a bulk order.
Battle Tested—Under Armour® Athletic Tee
£29.99
Taxes included.
The Battle Tested athletic tee was made for the ones who already know what they're made of—and keep proving it anyway. Under Armour® performance construction meets Red Matrix conviction in a tee that earns its name every time you put it on.
Train hard. Recover fast. Show up unchanged.
60% cotton, 40% polyester performance blend
251 g/m² — substantial enough to mean it, light enough to move in
Relaxed unisex fit with a fuller cut for unrestricted range of motion
Split hem for athletic mobility
Official heatseal Under Armour® logo
Quick-drying construction — built for the work, not the applause
Made on demand. Because real quality has never been a bulk order.
Size guide
| A (inches) | B (inches) | C (inches) | |
| S | 29 | 39 | 9 ¼ |
| M | 29 ½ | 42 | 9 ½ |
| L | 30 | 45 | 9 ¾ |
| XL | 31 | 48 | 10 |
| 2XL | 32 | 51 | 10 ¼ |
| A (cm) | B (cm) | C (cm) | |
| S | 73.7 | 99 | 23.5 |
| M | 75 | 106.7 | 24.1 |
| L | 76.2 | 114.3 | 24.8 |
| XL | 78.7 | 122 | 25.4 |
| 2XL | 81.3 | 129.5 | 26 |