





Footwear LOWA Zephyr MK2 GTX Mid TF Wide — Coyote OP
LOWA
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The Zephyr MK2 GTX Mid TF Wide is a mid-cut military and work boot from LOWA, designed for those who operate on varied terrain with a wide foot or a higher instep. The tall upper — 110 mm internally and 145 mm externally — provides ankle support without the bulk of a full-height boot, while the weight of 1.14 kg per pair (UK size 8) remains low for footwear built for intensive use.
The upper combines 80% suede leather and 20% Cordura: the leather delivers abrasion resistance in the most exposed areas, while the Cordura reduces weight and improves lateral breathability. The GORE-TEX Extended Comfort membrane adds waterproofing whilst retaining better breathability than standard membranes — useful during prolonged activity where a sweat-soaked foot is just as problematic as a wet one. The LOWA X-Trac Military rubber outsole is designed to grip on uneven surfaces; the LOWA Monowrap construction wraps the footbed with a continuous frame that reduces unwanted lateral flex without stiffening the stride.
The Wide (W) version is not simply a wider size: the internal volume has been redesigned to accommodate a broader forefoot and a higher instep. Those who wear a standard shoe and feel lateral pressure, or have to loosen the laces for comfort, will find the correct geometry here — without losing the secure fit that a structured upper should provide. The flip side of this geometry is that a narrow foot, even in the right size, will not receive the same lateral support: the Wide version is intended for those who genuinely need it, not for everyone.
Key features
- The GORE-TEX Extended Comfort membrane keeps the foot dry from the outside and breathes better than standard membranes during long marches.
- The Wide geometry is designed for a broad foot and high instep: it corrects the problem at the source rather than compensating by loosening the laces.
- The mid cut at 145 mm external height supports the ankle without slowing the pace as a full-height boot would.
- The Monowrap construction distributes perimeter reinforcement around the entire sole, reducing lateral torsion on uneven ground.
- CE certification EN ISO 20347:2012 (O2 WR FO HI CI HRO SRC): covers water resistance, resistance to hydrocarbons, contact and convective heat, cold and slip resistance.
- Weight of 1.14 kg per pair in UK size 8: low for the military membrane boot category.
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
Lowa
Technical Footwear
Lowa manufactures footwear for operational use, hiking, and extended wear, built with deep-lug outsoles and resolable constructions on higher-end models.





