
Helikon-Tex Tactical T-Shirt TopCool Lite
Helikon-Tex
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The Helikon-Tex Tactical T-Shirt TopCool Lite is a short-sleeve shirt in 100% TopCool Lite polyester at 150 g/m², designed for those who carry weapons or equipment on their body during hot weather and cannot afford to overheat. The finished garment weight is 190 g: light enough to add nothing under a ballistic vest or chest rig, structured enough to hold its shape through repeated washing.
The technical polyester manages moisture by moving it away from the skin to the outer surface, where it evaporates quickly. This wicking action keeps body temperature more stable than cotton, which absorbs sweat and stays wet. The breathability of the fabric is a genuine advantage when wearing equipment that covers much of the torso and blocks natural airflow.
The short sleeves integrate small side pockets with loops for glasses or pens, and 5.5x8.5 cm Velcro panels for patches or identification. These features add functionality without changing the garment's profile: the shirt can be worn under a load-bearing system without creating unwanted bulk. Worth noting: synthetic fabric retains odours more than cotton after heavy, prolonged use, so frequent changes are advisable in multi-day operational contexts. The HTX logo is embroidered at the hem and can be removed if needed.
Key points
- The TopCool Lite material in 100% polyester at 150 g/m² evacuates sweat quickly, reducing overheating under ballistic equipment.
- The 190 g weight adds no noticeable load even during extended sessions with heavy equipment.
- The 5.5x8.5 cm Velcro panels on the sleeves allow identification patches to be attached without altering the garment.
- The sleeve loops keep glasses or writing tools within reach without occupying equipment pockets.
- The HTX logo is removable, useful when the absence of branding is an operational or regulatory requirement.
Specifications
Sizes
TROUSER SIZE GUIDE
The Viper trouser size listed on the site refers to the waist measurement in inches. To find the right size, simply check which waist measurement corresponds to your size. For example, an Italian size 46 corresponds to a 32" waist, so you should select size 32 on the site. You can also choose to measure your own waist and select the corresponding size. If your waist measurement is 90 cm, for instance, you should select the corresponding size in inches, which is 36". Contact us via chat or email with any questions. The size shown on the site corresponds to the waist measurement in inches.
| International | VIPER SIZE (waist in inches) |
Waist in CM | UK | FR | IT | ESP |
|---|---|---|---|---|---|---|
| XXS | 26-28 | 66-71 | 32 | 38 | 42 | 36 |
| XS | 28-30 | 71-76 | 34 | 40 | 44 | 40 |
| S | 30-32 | 76-81 | 36 | 42 | 46 | 44 |
| M | 32-34 | 81-86 | 38 | 44 | 48 | 48 |
| L | 34-36 | 86-91 | 40 | 46 | 50 | 52 |
| XL | 36-38 | 91-96 | 42 | 48 | 52 | 56 |
| XXL - 2XL | 38-40 | 96-101 | 44 | 50 | 54 | 60 |
| XXXL - 3XL | 40-41 | 100-104 | 46 | 52 | 56 | 64 |
| XXXXL - 4XL | 41-43 | 105-109 | 48 | 54 | 58 | 68 |
FOOTWEAR SIZE GUIDE
| TYPE | SIZES | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| EU/IT | 38 | 38.5 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46.5 | 48.5 |
| UK | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 10 | 11 | 12 | 13.5 |
| USA | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 10.5 | 11.5 | 12.5 | 14 |
| JP | 24 | 24.5 | 25 | 25.5 | 26 | 26.5 | 27.5 | 28.5 | 29.5 | 30.5 | 31.5 |
| MEX | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 9 | 10 | 11 | 12.5 |
| BR | 36 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 46 |
| AU | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 10 | 11 | 12 | 13.5 |
Marca
Helikon-Tex
Technical clothing, field equipment and carry systems by Helikon-Tex. It is the most represented brand in the catalogue for outdoor and tactical gear, with over seven hundred product references.






