Women's Walking Trousers - Black

£54.99 −36%

The windproof and water-repellent fabric of the Trek 900 trousers completely protects you when trekking in cool or windy weather.

Their side ventilation zips let the air circulate and heat escape during intense climbs.

Color: BLACK / Carbon grey
Size: size guide


Product benefits


Use of a stronger fabric on the knees and buttocks


Tight weave for active wind protection


Ventilation zips on the side to improve air circulation

Freedom of movement

Use of two-way stretch fabric, pre-shaped knees and elasticated waistband

Water repellent

Surface treatment to prevent water from penetrating the fabric

Quick drying

Use of breathable synthetic materials that dry quickly

Easy maintenance

Machine-washable synthetic fabric, non-iron


These trousers weigh about 490 g in size 40 (M)

Technical information

Opening direction of the hand pockets:

We have deliberately designed the sealing direction of the hand pockets as downwards.
This means that the zip slider will never bother you when you tighten the waistband of your backpack and your belongings will remain secure in your pockets!


The belt supplied with the trousers can also be used as a tightening strap for your equipment.


2 hand zip pockets
2 thigh zip pockets
Hook at the bottom of the leg to attach the trousers to your boots
Side ventilation zip

Water-repellent properties information:

Be aware this product is water-repellent and not WATERPROOF.The water repellent property prevents the trousers from getting wet too fast and slows down the water ingress but will not keep you dry under steady rain.To keep you dry, you need to add a pair of over-trousers. https://www.decathlon.co.uk/p/women-s-waterproof-mountain-trekking-over-trousers-mt500/_/R-p-302423?mc=8504646
The water repellent property can be restored by putting the trousers in the tumble dryer at low heat for 10 minutes.


2 years

Product concept & technology

Product Composition

Main fabric 88% Polyamide, 12% Elasthane Outer fabric 96% Polyamide, 4% Elasthane Pocket 100% Polyester


These trousers have been tested and validated in the field in real conditions. They were worn for 5 weeks by several people who undertook the Grande Traversée des Alpes (GTA) in late spring 2017.

Maintenance advice

Machine wash - 30° max - normal

Do not bleach

Tumble dry - low heat

Do not iron

Do not dry-clean


Women's Walking Trousers - Black
Women's Walking Trousers - Black
Women's Walking Trousers - Black
Women's Walking Trousers - Black
Women's Walking Trousers - Black
Women's Walking Trousers - Black
Women's Walking Trousers - Black

Customer reviews


Environmental Impact

The carbon footprint of this product is:
14.56 kg CO2e
1 kg of CO2e represents 5km in a petrol car (according to the Base Carbone© of ADEME)
What's the carbon footprint ? We evaluate the environmental impact of all our products. At all stages of their life cycle: from the extraction of the raw material, passing through transport to the plant which transforms them, the transformation, the manufacture, the transport of the finished product, until its use and end of life. Find out more
The environmental note of this product is: B
What is the environmental note? Overall environmental score for this product in comparison to others in the same category. It is calculated based on its impact on the environment (air and water emissions, greenhouse gas emissions, depletion of natural resources) at each stage of its life cycle, according to a system managed by ADEME. Find out more