Korean Version Of The New Men's Black Functional Chest Bag, Made Of Polyester Material, Lightweight, Breathable, Wear-Resistant, Easy To Maintain, Adjustable Shoulder Straps, And A Mesh Storage Bag At The Front That Can Hold A Mobile Phone. It Is Fashionable, Casual, Lightweight, And Versatile Men's Black Chest Bag, Suitable For Outdoor Sports, Commuting, And Other Scenarios Running Accessories