This is a nylon messenger bag from the Danish military. It has a simple structure, folding the top and securing it with Velcro. The inside is coated with thin vinyl to prevent the contents from getting wet. It's large enough to hold A4 size items like magazines and notebooks, making it a practical size for everyday use. It's a 2-way design that can also be used as a backpack by attaching the included strap. *The straps are used items, so there may be individual differences in color, shape, and length. Also, there may be some stains. Please note that you cannot choose the specific strap. Size: W460 x D190 x H300-400 (approximately 500 when laid flat) (mm) *Please note that there may be slight individual differences in size and slight errors in measurement. Material: Nylon Color: Olive Condition: Used for about a week, but no noticeable damage.