3-Season Mummy Sleeping Bag with Waterproof Shell Shell: 190T Polyester #1 NEW RELEASE - Just released mummy bag and best seller in Sleeping Bags & Camp Bedding. ULTRALIGHT MUMMY BAG - Crafted for maximum comfort while being lightweight for camping, backpacking, and traveling. COMPACT CARRY SACK - Sleeping Bag includes compact carry sack which is 14*7*7 inches when packed. WATER RESISTANT - 190T Polyester Pongee repels water so you never worry about waking up with a soggy sack again. COMFORT - Sleep like a baby in harsh conditions. Your Mummy Bag is filled with 200GSM Hollowfibre to keep you cozy.