How to use: Simply put your belongings into the backpack. You can use the strong hanging system to carry extra items. When you're on a long - term trip, it's great for dropping off heavier gear and using it for day - to - day activities. Attention: Don't dry clean, iron, or bleach this backpack to keep it in good condition. Also, keep in mind that the color on your screen might be a bit different from the actual product, and the measurements are just approximations. Maintenance: Regularly clean the backpack with a damp cloth. Store it in a dry and cool place when not in use.