Gasbag both shoulders knapsack

The utility model discloses a take the both shoulders knapsack of gasbag. To the both shoulders knapsack because of warping not pleasing to the eye problem, utility model includes both shoulders knapsack, inlayer, skin, air -bags, characterized by: the both shoulders knapsack have two inside and outside bag layers, the area of inlayer compare outer big, air -bags simultaneously be the convex surface, the one side be the plane, have an air cock on the plane, air -bags fixed outer inside lateral surface. Filled after gaseous when the gasbag, the both shoulders knapsack can become full pleasing to the eye. The utility model discloses the simple operation, simple structure.