Design Full width single-sided printing. Material Polyester composite cloth. Product PerformanceThis chest bag is made of high-quality, high-density and durable material, with good wrinkle resistance, strong and durable. High storage capacity, can hold many items, such as iPad, books, clothes, cameras, etc. There is a patch pocket on each side of the chest pocket, which can be used to store umbrellas or water bottles. The carrier is lightweight to reduce shoulder pressure, and the breathable, padded shoulder straps and back panel are very comfortable and lightweight, dissipating heat without building up. Adjustable padded shoulder straps make this backpack suitable for most people. Applicable ScenariosVery suitable for short trips, work and daily travel. Accessory structureOne zippered main pocket on the inside, one patch pocket on the inside with elasticated closure; one open pocket on the outside, one zippered pocket on the outermost side, and one patch pocket on each side. There are two ear tabs at the bottom of the bag. You can choose left shoulder or right shoulder according to your own habits. The length of the strap is adjustable (55-105cm) Washing InstructionsIt is recommended to hand wash, no need to iron, no bleaching. Special NoteThis size data is due to different measurement methods, and it is normal for the error to be within 1-2cm.