It Specially Designed for Acer Aspire 5 15 A515-54 A515-54G A515-44/Aspire 5 15 A515-55 A515-55T A515-55G/Aspire 3 15 A315-23 A315-55G A315-44/Aspire 1 15 A115-31Laptop,Only fit this laptop,Not fit other laptop{please confrim your laptop model} 2 in 1 Design,Protective Case + Portable Bag: It can protect the laptop from scratches and dust during use,but it only takes a second,once the case is turned off,it becomes a portable bag,{Bag Handle Design} convenient for working or playing anywhere. Unique Four-elastic-rubber & Liner-pad Design: Four-elastic-rubber design can fixed the screen and keyboard,it can solve the problem of loose cover effectively in the process of using laptop;Liner-pad design can improve airflow at the bottom of the laptop,it can effectively solve the problem of heat dissipation. High Quality Material & Fashion Design: Built from premium synthetic leather exterior and soft microfiber interior-snug fit and durable;handle and small bag design,fashionable and practical