Measure Your Laptop's Inner Dimensions: Inner dimensions: 15.5 x 11 x 0.78 inches (39.5 x 28 x 2 cm). Outer dimensions: 16 x 11.4 x 1.2 inches (40.5 x 29 x 3 cm). Please measure your laptop's inner dimensions before purchasing. Waterproof and Slim: Made of high-quality waterproof canvas fabric that effectively blocks water and steam. Protect your laptop and accessories from splashes or rain. Ultra-slim and lightweight, it easily fits into another bag, backpack, or briefcase. Extra Pockets and Smooth Zipper: The front pocket offers ample space for your mouse, headphones, pen, iPhone, notepad, and other accessories. The zipper glides smoothly for easy access to your laptop. Shockproof Soft Lining and Side Handle: This laptop bag is soft and anti-static, with a plush lining that absorbs shocks and reduces damage from accidental bumps and scratches. Side handles help you carry it easily like a handbag. Compatible Devices: Acer Aspire E 15 E5-575 E5-576, 15.6 Acer Aspire 6/Aspire 5/ Aspire 3 Cb515 Chromebook, Acer Predator Helios 300, Acer Chromebook 15, Acer Nitro 5, Acer Flagship Cb3-532; Asus Zenbook Pro; Hp Omen 15 2018, Hp 15-Ba009Dx, Hp Pavilion Power 15, Hp Pavilion Notebook 15, Thinkpad T580 E580 P51; 15.6 Lenovo Ideapad 330 320, Lenovo Yoga 720/730 15.6, Lenovo Flex 5 15.6; Dell Vostro 15; Samsung Notebook Odyssey 15.6, and most 15.6-inch laptops. (Not suitable for Acer Nitro V 15.6")