







Helikon-Tex Greyman DuraCanvas Jacket
Helikon-Tex
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The Greyman DuraCanvas is a civilian-cut urban jacket designed for those who operate in mixed environments — public or everyday settings — without drawing attention to the gear they carry. Weighing 800 g and built from a polyester-cotton-elastane blend (65% polyester, 33% cotton, 2% elastane), it presents a clean silhouette that gives nothing away about the internal pockets or tactical adjustments underneath.
The core technical consideration is the balance between structure and freedom of movement. The DuraCanvas body resists abrasion and deformation, but a fully rigid fabric would restrict arm movement in working positions. Helikon-Tex addresses this by integrating VersaStretch Lite panels (93% nylon, 7% elastane) under the arms: that area stays soft and stretchable, so raising your arms, dropping into a shooting stance, or reaching for kit at waist level doesn't pull the jacket across your chest. Choosing a jacket with this hybrid construction means accepting that the elastic inserts are visible to a trained eye, in exchange for a range of motion that full DuraCanvas simply wouldn't allow.
The front quick-release zip opens the jacket instantly without having to find the slider — useful when accessing gear worn underneath cannot wait. Waist and cuffs adjust via tabs and Canadian press studs, letting you tune the fit for winter layering or a single summer base layer. There are two external zip pockets with organizers, plus three internal pockets, arranged to distribute everyday carry without distorting the jacket's outer profile. The polyester-cotton lining (80% polyester, 20% cotton) reduces friction when pulling the jacket on over other layers.
Key points
- Hybrid DuraCanvas + VersaStretch Lite construction: the rigid fabric provides structure and protection, while the underarm elastic panels keep arm movement unrestricted.
- Quick-release zip that opens the front without hunting for the slider, even with gloves on.
- Five pockets — two external with organizers, three internal — distribute the load without disrupting the jacket's civilian profile.
- Raised collar instead of a traditional collar: protects the neck from wind without adding visible bulk.
- Press-stud adjustable waist and cuffs, compatible with layering over multiple thermal layers.
- At 800 g, a contained weight for a structured technical-canvas jacket with an integrated lining.
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.






