Wide Compatibility - The inner size of the laptop backpack: 16.14 x 11.8 x x 1.38/5.31 inches (L x W x H); Compatible with most 17 inch laptops of HP Dell Asus Lenovo Acer MSI and Razer Blade 18 inch. The Design from Capsule - The inspired by capsules that the world we live in is like a big capsule, and each person is like a small capsule, ordinary yet extraordinary. To inspire people to get out and live passionate lives; exploring, creating, and living life in the moment. Slim & Expandable - The elegant backpack with two modes that ultra-slim style for light travel and daily commute, 200% expandability for more load when travel and out home, switch between the both is easy as can be. Serve you well as professional office work laptop case, slim USB charging bagpack, daypack for men and women. Protection & Organized - One separate compartment which velvet lining to take care of the laptop well, the robust outer material of water-resistant polyester is durable and dirt-repellent and spills. Two pockets on the front and one pocket both of the side for storage laptop accessaries, charger, data cable, mouse, water bottle and umbrella. Premium Material - This travel backpack with durable recycled fabric that made from PET plastic bottles, better TEAR and RAINPROOF for protection for your laptop while also being environmentally friendly.