Made of polyester fabric, it's lightweight and durable, washable and durable enough to withstand everyday wear and tear. Lightweight and portable, large capacity for easy storage. The drawstring closure lets you quickly organize your items and get in and out easily. Dust, dirt and splash proof. Travel and travel storage classification items are lightweight and do not take up space. The double shoulder straps are used to carry clothes, shoes, towels, books, daily necessities, etc. When hand washing and machine washing can be used, this size data is due to different measurement methods, and the error is within 1-3cm. normal phenomenon.