This is a very popular sleeping bag with a two-color stitching design style, very fashionable, and very popular on various e-commerce platforms. It not only has a stylish design concept, but it is also very careful in production. The outer layer is made of 20D 380T Nylon fabric with a special treatment. It has the function of tearing resistance and water resistance, which is convenient for daily storage and cleaning. The inner fabric uses 20D 380T polyester fiber, which has good air permeability, is very soft and comfortable to the touch. The internal filling is 90% duck down and the filling weight is 800g.