Quick Release Tactical Diagonal Leisure Functional Wind Cross-body Shoulder BagProduct Information Material: Polyester Colour: Black Material: The main buckle is a metal cobra buckle, which can be efficiently disassembled and used Gravity release mechanism shoulder strap design, convenient and quick release tightening function The shoulder strap can be fixed with D shaped buckle in multiple places, which is convenient to add buckles 360 adjustable buckle at the end, with triangular D shaped buckle The shoulder strap can be used