LOWA Zephyr GTX Mid TF Women's Boot
LOWA
Couldn't load pickup availability
The Zephyr GTX Mid TF is LOWA's women's boot designed for demanding terrain where weight still matters: a pair weighs 980 g in UK size 5, which is low for a mid-cut boot with a waterproof membrane. It is built for extended outdoor and professional use, where the foot needs to stay dry and supported for hours at a time.
The integrated GORE-TEX membrane blocks external water while allowing moisture from the foot to escape: the result is certified waterproofing and genuine breathability, not a basic DWR treatment that breaks down after a few outings. The mid cut provides active ankle support without restricting stride, an important trade-off on mixed terrain where flat sections alternate with uneven ground. Those familiar with high boots know they offer more protection but cause earlier fatigue; low shoes give agility but sacrifice lateral stability. The Zephyr Mid strikes a balance that works well for foot hunting and light tactical use.
The construction is purpose-built for women, with a specific anatomical last rather than a scaled-down version of a unisex model. This affects load distribution across the forefoot and the feeling of heel containment on descents. The TF (Terrain Flex) outsole delivers traction on firm ground and gravel without the aggressive lug pattern of a mountaineering sole, making it equally suitable for hard surfaces such as tarmac or packed dirt tracks.
Key points
- The weight of 980 g per pair (UK size 5) reduces fatigue on long outings without compromising the structure of the upper.
- The GORE-TEX membrane provides lasting waterproofing and active breathability, unlike surface treatments that degrade over time.
- The mid cut balances lateral ankle support with freedom of stride: more protection than a low shoe, more agility than a full boot.
- The women's anatomical last is developed on a specific construction, not derived from the men's model.
- The TF outsole offers versatile traction on mixed terrain, including hard surfaces, without making the boot uncomfortable during long stretches on track.
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.






