Warm , light , comfort - Sierra Designs Cloud 800 Dridown 20 Degree Sleeping Bags - Men's

i received my cloud few days ago, only can try at home ! compare with my sleeping bags ( mummy or envelope) , cloud give more space to move , and it's warm and light ! i love the zipless design very much ! i'm not only recommending for this model but all the serria designs sleeping bag which has those good design are consider for the user