Feature: 1. Portable inner bag, light and practical, not easy to deform. 2. Foldable tri-fold bracket type inner bag, scientific perspective, and easy to dissipate heat from laptop. 3. The strong magnet at the folding cover is attracted, so it is not easy to open, and it will not fall down when placed horizontally, vertically, or flat. 4. Portable design to prevent the notebook from slipping and being portable. 5. The inner sleeve of the inner bag is designed with a pen cover, which can be inserted into the office pen, and the multi-function is set in one bag. Specification: 1. Size: (length x width, without cover size when unfolded): 34x25cm. Packaging accessories: Notebook liner x 1 Mouse bag x 1 Charger bag x 1 Twisted tape x 2