Best relationship of all fills between loft, weight, and thermal capability. Despite its low weight, it has a high loft and can be packed down completely. This minimal pack size makes down an ideal choice for people with little room to spare in their gear. Down’s thermal capability is unsurpassed and is therefore ideal for cold regions and temperatures under 0 ºC.
- best warmth to weight ratio
- Ideal for people with little room in their gear
- Ideal fill for cold regions and temperatures under 0 °C due to outstanding insulative properties