Mummy

It offers high thermal performance thanks to its narrow design, which reduces air gaps and heat loss. It is lighter than rectangular ones, due to the use of less material. Recommended for hiking, mountaineering, or extreme temperatures.

It plays an important role, depending on the intended use of the sleeping bag. Ideally, for hiking, trekking, or mountaineering, a sleeping bag weighing less than 1.5 kg is recommended to facilitate transport and reduce the load on the backpack.

On the other hand, sleeping bags with greater weight are preferred for camping or stationary use.

Synthetic

The synthetic filling offers warmth even when the sleeping bag gets wet, while it is more economical and easier to care for. However, it is heavier and less compressible than down and has a shorter lifespan.

The warmth of a sleeping bag is determined by the fill density inside it, which is measured in grams per square meter (GSM).

200

Suitable for summer - spring.