Free samples are available. Made of waterproof polyester fiber, which is light and strong, can withstand daily wear and tear, and is durable. By adjusting the drawstring to open or close the backpack, you can easily pick and place items. When you don’t need to use it, you can fold it for storage without taking up too much space. It can be reused and will not fade or shrink after cleaning. It is perfect for travelling, participate in a procession, take parts in a donate. A perfect giveaway to show your brand!