Notice: The New sleeve Only and Specially Compatible with ." MacBookA7, A8, A9, A989, A706, A708, A9, A79, A, A89,Internal Dimensions(L x W x H): ." x 8.66" x 0.79". If your laptop is not among these models,or you especially need a snug fit or a loose fitplease compare the actual dimensions of your laptop with the internal dimensions of the sleeve, and make sure those are smaller than the internal dimensions, the more similar,the more fit.MULTI-LAYER PROTECTION: As an inner case bag,outer fabric and Neoprene layer protects against dust dirt debris, scratches and water splash. Soft fluffy lining interior offers protection against bumps shakes and extrusion when it's put in backpack or suitcase.SMOOTH ZIPPER: Strong top-loading zipper ensures the laptop sleeve will stay closed,smoothly and protect the contents inside perfectly.FASHIONABLE DESIGN: Resistant padded laptop computer sleeve case is perfect for travel and business,personalize your laptop with its own unique style.Attention Please !!! To choose the right size you need, please read the following instructions in Product Description carefully before ordering. If you have any concerns about the dimensions, please feel free to contact us.