outdoor summit 0°f - 20°-30°f down sleeping bag, 1000 fill power, 4 season, mummy, ultralight, camping, hiking

save space and shave weight - our new 2019 model is designed to maximize durability, warmth, and water resistance. our quest for the perfect solution led us to utilize hydrophobic 1000g duck down, performs better than down for durability under compression and moisture resistance and it has been called "the closest synthetic insulation to natural down ever developed" by the outdoor industry association.