Highlights: External material：Eco-friendly waterproof Nylon Internal material:Soft and smooth felt material Ultra-slim, light and compact SBS hardware zippers and the zipper at both ends made a protection ; Close the car line, in strict accordance with the EU standards leather logo. Please choose size follow the table showing. (All measurement in MM) Size(Inch) Length Width Height Scope of application for Dell XPS 13 310 210 30 for Dell XPS 13/Tablets New Pro 13 310 210 30 for Macbook Pro 13 late 2016 13.3 350 250 30 13.3 inch Macbook/Laptops 14.1 370 260 30 14 inch Laptops/Notebooks 15.4 380 280 30 15.4 inch Macbook/Notebooks #laptopcase #untrathinlaptopcase #waterproofcase