material:nylon hollow webbing 1. The colors are more diverse 2. Increase of strap width and material change It is not easy to flip the strap to increase the width, and it is more comfortable to use the load bearing less than that. 3. A New Design of single Point combined with large D buckle Deliberately increase the design of the arc top so that the left strap buckle naturally runs down, in addition to avoiding the straps close to the buckle, the feeling around the side of the body is also more appropriate. 4. Plastic fastener It can avoid rust after metal friction, especially in a humid climate.