Helikon-Tex Tactical TopCool T-Shirt
Helikon-Tex
Couldn't load pickup availability
The Tactical TopCool is a short-sleeve technical t-shirt made from 100% polyester at 190 g/m², designed for those who carry kit or work in uniform during hot weather and cannot afford to be slowed down by moisture build-up under ballistic layers. The stated weight is 198 g: light enough not to add any meaningful load, durable enough for daily operational use.
The TopCool fabric is engineered to wick sweat away from the skin and evaporate it quickly at the surface, keeping the body dry during prolonged physical activity. This makes it a practical base layer under a combat shirt or plate carrier, where airflow is restricted and overheating is a genuine concern. It should be noted that this is a breathable, quick-drying fabric, not waterproof or water-resistant: it is designed to manage perspiration moisture, not to provide protection from rain.
The short sleeves incorporate side pockets for small items, loops for hanging glasses, and 5x8.5 cm Velcro panels for attaching patches or identification. This configuration addresses the typical trade-off of technical t-shirts: providing storage and personalisation points without adding separate layers or altering the overall setup. The Velcro panels on the sleeves can, however, collect lint with repeated washing and require periodic cleaning to maintain their grip. The Helikon-Tex logo is discreetly embroidered on the hem, with no prominent graphics that would compromise compatibility with operational contexts.
Key points
- The TopCool fabric in 100% polyester at 190 g/m² actively manages sweat, keeping the skin dry during intense physical activity or under ballistic protection.
- The 198 g weight adds no perceptible load to the kit, making it a practical base layer in layering configurations.
- The 5x8.5 cm Velcro panels on the sleeves allow identification patches to be attached without modifying the rest of the equipment.
- The sleeve pockets and glasses loops add minimal organisation points without bulk or added weight.
- The discreet embroidered logo on the hem keeps a low profile compatible with professional and operational contexts.
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.






