This backpack is crafted from high - quality polyester. It features a reflective strip for enhanced visibility. The dimensions are as follows: height is 44cm (17.3in), width is 31cm (12.2in), and depth is 22cm (8.6in).

Using this backpack is easy. Just open the zipper and put your items inside. When you're out at night, the reflective strip will make you more visible to others. For maintenance, you can use a mild detergent and a soft cloth to clean it. Avoid using harsh chemicals as they may damage the polyester material. Don't overstuff the backpack to prevent it from losing its shape. When not in use, store it in a dry place.