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Trekking sleeping bag - MT500 5°C - Synthetic

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With its sarcophagus shape and wrap-around hood, this trekking sleeping bag ensures restful nights in temperatures of 5°C or more.

This wadding sleeping bag has been reworked to make it lighter and more compact, and thus better meet your expectations. For ease of use, it opens 3/4 of the way.

Color : honey yellow

  • S In stock
  • M In stock
  • L In stock
  • XL In stock

PRODUCT BENEFITS

Operating temperature

Comfort temperature 5°C, comfort limit 0°C. Synthetic wadding filling

Lightweight

For size L. Weight: 1050 g. Volume : 9.5 L. Compression bag

Ease of use

3/4-length zip with anti-pinch system

Adjustable

Adjustable hood with elastic drawcord and blocker

Water-repellent

Outer fabric surface-treated (PFC free) so that water runs off it

TECHNICAL INFORMATION

Weight and dimensions of MT500 5°C sleeping bag sizes

Size S (user up to 1.59 m): 900 g. Folded dimensions: L 35 cm Ø 17 cm. Volume 7.5 L
Size M (user between 1.60 m and 1.69 m): 950 g. Folded dimensions: L 35 cm Ø 18 cm. Volume 8.5 L.
Size L (user between 1.70 m and 1.84 m): 1050 g. Folded dimensions: L 35 cm Ø 19 cm. Volume 9.5 L.
Size XL (user between 1.85 m and 2m): 1110 g. Folded dimensions: L 35 cm Ø 20 cm. Volume 10.5 L
Weight, volume and dimensions may vary by +/- 5% due to production tolerances.

What are the features of the MT500 5 °C sleeping bag?

Ergonomic hood with drawcord.
Double collar to prevent heat from escaping.
Anti-cold flap along the zip to prevent heat loss.
Double slider zip for optimum ventilation.
Inside pocket.

How do you keep warm in the MT500 5°C sleeping bag?

Dress simply (1 layer of clothing, ideally merino wool, is enough).
Protect your extremities with a hat, gloves, socks and warmers if necessary.
Use a sleeping bag sheet to optimize warmth and avoid over-washing your sleeping bag. Choose a mattress with good insulation (R-value > 3).
And a little tip: contract your muscles (70% of the energy consumed is transformed into heat), but without making any movement that generates cold draughts!

How to repair your MT500 5°C sleeping bag?

On a trek, a tear in your sleeping bag can happen! The good news is that it can be repaired to prevent the tear from getting bigger or the synthetic fibers from escaping.
We recommend the use of self-adhesive repair patches (ref: 8584596).

And if you don't feel comfortable performing this operation, an iron-on patch installation service is available in your Decathlon store.

Would you like to know more about the wadding used in your MT500 5°C sleeping bag?

For the top and bottom of the sleeping bag, we use 3 superimposed layers of 60 g/m2 wadding, 100% polyester.

The wadding is composed of siliconized helical fibers, giving it great compressibility and resilience.
Despite its thinness, it has a high level of insulation thanks to the air trapped inside, while retaining a low weight.

It has the advantage of retaining its warmth even when wet.

How strong is the MT500 5°C sleeping bag fabric?

On the outside, the fabric is 100% polyamide, 38 g/m², 20 denier. This fabric withstands 20,000 abrasion cycles.

Resistance is calculated using the martindale test (Standard 12 947-2). This test consists of rubbing the bag material against another material to determine the wear limits of the product.

Inside, the lining uses a 100% polyamide 35 g/m2, 20 denier fabric.

What is comfort temperature?

All our sleeping bags feature comfort temperatures tested by an independent laboratory (AITEX) in accordance with European standard ISO 23537-1:2022.
Comfort temperature is the lower limit of comfort at which a person in a relaxed posture is in overall thermal equilibrium and neither cold nor hot (determined for a standard woman and under normal conditions of use).

Choose your sleeping bag according to this temperature.

And what is the comfort limit temperature?

The comfort temperature limit is the temperature at which a person curled up in a sleeping bag is in overall thermal equilibrium and neither cold nor hot (determined for a man and under normal conditions of use).

An important clarification concerning ISO 23537-1

For the purposes of this standard, the protocol for measuring the thermal performance of a sleeping bag uses a mattress whose thermal resistance corresponds to an R-value of 4.8.

This means that if you use a less insulating mattress, the thermal performance of your sleeping bag will be lower.

We therefore advise you to use an insulating mattress to optimize your thermal comfort.

Warranty

2 years

COMPOSITIONS / ADVICE

Composition

Upholstery 100% Polyester Lining 100% Polyamide Main fabric 100% Polyamide Carry bag 100% Polyester

STOCK TIPS

To ensure that your MT500 5°C sleeping bag retains its loft and thermal performance, it's best to store it "loose" outside its carrying case.

Approved by

This MT500 5°C sleeping bag has been validated in the field under real conditions.
It was used for 5 weeks during the spring of 2023, by 2 teams of external testers at Decathlon who trekked and bivouacked in the French Alps.

USER REVIEWS

Questions & answers