Men's Trekking 70+10L Backpack MT900 Symbium
This trekking bag is comfortable to carry and adapts to your movements. Its numerous pockets, storage compartments and fastenings enable you to organise your trekking equipment.
ID 8751964
- 10-year warranty
- 365 days to return for members
- carrying comfortAdjustable straps and back. Multi-density foam. SYMBIUM technology.
- multiple compartments10 storage areas. Large front access.
- capacityVolume: 70 L + 10 L (bigger with the adjustable hood).
- robustnessPolyamide-reinforced bag bottom. Cordura® Ripstop fabric (500 denier).
- What is Symbium technology?Symbium technology is all about optimising the structure of the waist belt and shoulder straps. This prevents the backpack from swinging around, which wears out the trekker.
- How was this 70 L trekking bag made?The Symbium trekking bag is built to withstand over time: - Durable main fabric, also added to the side pockets and the most prone to wear. - The assembly of the various parts of this bag has been tested to withstand high tension, particularly when it is filled, or to be manipulated repeatedly. - Redesigned zip thickness to improve strength and durability. - Repairable bag: spare parts available.
- What are the advantages of the wooden structure on this trekking backpack?The construction of these wooden bars is stronger than traditional aluminium bars. They are resistant to moisture thanks to an external varnish.
- Is this trekking bag repairable?The MT900 Symbium bag is ultra-durable but will not last forever. That is why we have developed a range of spare parts to make it last for longer: - Shoulder straps - Waist belt - Waist belt's foam pad - Elastic bands - Buckles - Rain cover Find all the information in the after-sales support section (bottom of the page).
- What are the dimensions of this 70 L trekking backpack?Height : 77 cm Width: 48 cm Depth: 38 cm
- How long is the back and what is the circumference of the waist belt on this trekking backpack?Back length (in centimetres and inches): - Minimum: 35 cm / 14 in -Maximum: 54 cm / 21 in To determine your back length, measure the distance between the two following points: - Your 7th cervical vertebra: the one at the base of your neck, which arches when you tilt your head downwards. - Your iliac crest: top of your hip Belt circumference: - Minimum: 72.9cm / 29in - Maximum: 136 cm / 54 in
- Forclaz and Simond trekking backpacks: 10-year warrantyAt Decathlon, our Forclaz and Simond trekking backpacks are guaranteed for 10 years, excluding normal product wear. In case of defects, we offer repairs, replacement or a refund. The guarantee covers components from the zip to the seams - more information on our website.
Features
Design benefits
Design details
Specifications
Weight (In Grams)
MinimumMaximum
weight of the bag.
Carrying Comfort
The 'carrying comfort' of a rucksack refers to the level of comrfort expected due to the quality and ease with which it can be carried on the back, helping to minimise discomfort, pain or fatigue for the user.
Details
level of practice | advanced |
frequency | intensive |
type of opening/closing | zip, clips |
number of pockets | 8 pockets |
number of compartments | 2 compartments |
frame | with frame |
foldable | not foldable |
water bladder volume | water bladder 3 L |
waterproof | water repellent |
options | with straps for poles, with stick hook, with tent/mattress fixing, chest strap |
expandable volume | + 10 L |
volume (in L) | 70 L, 80 L |
main material | polyamide |
condition | new |
weight (in g) | 2600 g |
width (in cm) | 48 cm |
height (in cm) | 77 cm |
water bladder included | water bladder not included |
reflective | without reflective zones |
maximum load | 20 kg |
adjustable height | adjustable height |
personal effects pocket | |
rain cover | rain cover included |
type of belt | cushioned belt |
carrying comfort | cushioned |
Depth (in cm) | 38 cm |
Composition
Main fabric: 100.0% Polyamide |
Lining: 100.0% Polyester |
Yoke: 100.0% Polyamide |
Webbing: 100.0% Polypropylene |
Bag cover: 100.0% Polyester |
Coating: 100.0% Polyurethane |
Foam core: 100.0% Ethylene Vinyl Acetate |
Foam part: 100.0% Polyester |
Comfort foam: 100.0% Polyurethane |
Usage & care
Environmental impact
Ecodesign approach
Analysing the product's environmental footprint enabled us to identify the most impactful stages of its life cycle. Thanks to this approach, our design teams were able to develop this product while significantly reducing its environmental impact.More about our approach

Designed to reduce environmental impact
Product made with a CO2eq reduction of 12% compared to the previous or similar productOur design teams are working to develop processes that will reduce the impact of a product, while preserving its technical characteristics. This reduction relates to the following indicators: climate change, air pollution, water pollution and resource depletion.