Please note: The [13 inch] is only specifically compatible with the 13 BASIC PROTECTION: As an inner sleeve, the outer layer is covered with polyester fabric, and the inner layer is lined with highly resilient EPE. This protects the sleeve from dust, limescale, and scratches, and provides protection against shocks, bumps, and extrusion when placed in a backpack or suitcase. FRONT POCKET STORAGE: Additional front pocket, ample space for documents, charger, mouse cable, mobile phone, memory cards, external hard drive, pens, etc. COMES WITH SPECIAL SMALL SLEEVES: Special small storage compartment for power bank and mouse case, slim cut, portable and lightweight for daily use. Note! Please read the following instructions in the product description carefully before ordering to choose the correct size. Note: All data are manually measured. Please allow 1-3 cm deviation. Due to differences in light and display, there may be some color differences. Please refer to the actual item received.