The "most powerful" NORD 750 down sleeping bag from the Trimm collection. It is designed for alpine expeditions, where emphasis is placed on minimum weight and volume when packed, maximum thermal comfort and protection against snow and wind.The "most powerful" NORD 750 down sleeping bag from the Trimm collection. It is designed for alpine expeditions, where emphasis is placed on minimum weight and volume when packed, maximum thermal comfort and protection against snow and wind.