Waterproof and shockproof materials: High-quality polyurethane PU leather fabric and polyester lining effectively protect your device from dust, dirt, accidental scratches. The waterproof protective bag is made of water-resistant kraft paper, which obstructs water and vapor effectively. Don't worry about splashing water or rain.<br />Secure zipper laptop case: The smooth zipper enables you to open and close this 13.3" MacBook Sleeve Cover with no effort and offers quicker access to your device. Sealed firmly by the zipper, this 13-inch laptop case becomes a secure housing for your valuable MacBook/laptop/tablet.<br />Universal Compatibility: Laptop waterproof case is compatible with your laptop/tablet up to 13.3 inch like 2017 2018 2019 MacBook Pro 13", 2018 2020 MacBook Air 13", Dell XPS 13/Inspiron 13, Microsoft Surface Pro 7 / 6 12.3"/Surface Go 10", HP Envy x360/Spectre x360/Pavilion 13/EliteBook x360, Samsung Notebook 9/Galaxy Book/Chromebook 3, Lenovo ThinkPad X1/Yoga S730, Acer Chromebook 11, ASUS ZenBook Flip S 13.3"/VivoBook 11.6", Google Pixelbook/Pixel Slate 12.3" and more.<br />Prepare your laptop for travel: The 13.3 Sleeve Carry Case is effortlessly portable, 13.3*9.5 inch, 153g weight, and just 20mm thickness. The slim design allows for easy hand-carried. As a result, the protective cover can also be used separately to transport the documents. Slide into your travel suitcase or backpack easily and add no burden. The sleeve's professional and stylish appearance matches your laptop perfectly. An ideal companion to your laptop when on business travel. ">