Check the listing for details. vintage Holubar Mountaineering goose down sleeping bag Mummy Bag Blue 0°. Color: Blue, Condition: Pre-owned. Listed at 140.00 USD. The vintage Holubar Mountaineering goose down sleeping bag is a high-quality, large-sized mummy bag in a stylish blue color. With a temperature rating of 0°F, this sleeping bag is perfect for winter camping and backpacking adventures. The down insulation provides excellent warmth, while the durable nylon shell ensures protection from the elements. Designed for unisex adults, this sleeping bag is a reliable choice for outdoor enthusiasts looking for a comfortable and cozy sleeping solution. 72" long plus pillow(mummy) 12"The vintage Holubar Mountaineering goose down sleeping bag is a high-quality, large-sized mummy bag in a stylish blue color. With a temperature rating of 0°F, this sleeping bag is perfect for winter camping and backpacking adventures. The down insulation provides excellent warmth, while the durable nylon shell ensures protection from the elements. Designed for unisex adults, this sleeping bag is a reliable choice for outdoor enthusiasts looking for a comfortable and cozy sleeping solution. 72" long plus pillow(mummy) 12"