Large capacity: provide enough space to accommodate charging, mouse, cable, telephone, memory card, external hard drive, pen, etc. Shockproof-It has three-layer protection functions of waterproof layer, shockproof layer and fluffy fabric inner layer, which can effectively absorb impact, reduce damage caused by accidental collisions, and protect the notebook from scratches. Waterproof-Made of waterproof polyester, which effectively blocks water and steam. Don't worry about your laptop and accessories getting wet by splashing water or rain. Light weight, a variety of colors can be selected 1.Large capacity: provide enough space to accommodate charging, mouse, cable, telephone, memory card, external hard drive, pen, etc. 2.Shockproof-It has three-layer protection functions of waterproof layer, shockproof layer and fluffy fabric inner layer, which can effectively absorb impact, reduce damage caused by accidental collisions, and protect the notebook from scratches. 3.Waterproof-Made of waterproof polyester, which effectively blocks water and steam. Don't worry about your laptop and accessories getting wet by splashing water or rain. 4.Light weight, a variety of colors can be selected