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Helikon-Tex
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The Covert M-65 is Helikon-Tex's modern take on the classic M65 military jacket, built in DuraCanvas — a 65% polyester, 33% cotton and 2% elastane blend — aimed at those who need wind and light rain protection in operational or outdoor settings without standing out. At 1400 g and seven sizes from XS to XXXL (chest circumference 110 to 146 cm), it covers a wide range of builds.
DuraCanvas is water-resistant, not waterproof: it sheds light rain and stops wind effectively, but in sustained or heavy precipitation water will work through the fabric. This is an intentional trade-off. The cotton content gives noticeably better breathability than a pure synthetic membrane, makes the jacket quieter when moving through terrain, and produces a civilian appearance that a technical softshell cannot match. Those working in urban environments or who need a low-profile, non-militarised silhouette will find this useful; anyone regularly facing heavy rain should layer a waterproof shell over it or choose a different garment.
The internal layout is designed for those who carry more than the minimum: the external bellows side pockets handle bulky kit, while the internal pockets are sized for standard magazines. The front chest pocket detaches and becomes a standalone belt bag for documents or a mobile device — a practical solution that lets you leave the jacket behind without emptying it first. The hood stows in the collar and stays out of the way when not needed; the closure combines press-studs and a snap-away zip for fast access even with gloves on.
Key points
- The polyester-cotton-elastane DuraCanvas fabric blocks wind and light rain while maintaining breathability that a synthetic membrane cannot match.
- The front pocket detaches and works as an independent belt bag, keeping documents or a phone separate from the rest of your load without having to empty the jacket.
- Internal magazine pockets allow discreet carry of kit under a civilian profile, with no external indication of what is inside.
- The hood folds into the collar and does not affect the silhouette when not needed, deploying quickly when it is.
- Seven sizes with chest measurements from 110 to 146 cm accommodate very different builds without compromising fit.
- Reinforcement in high-wear areas extends service life at the critical points without adding bulk.
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.






